India at 2047 could be in the range of $40-$50 trillion developed economy. For reference, US today is a $25 trillion economy and China is a $17 trillion.
The per capita income would be around $25,000-$35,000. For comparison, Greece, Hungary & Poland have a per capita of around $20,000 today, Spain, Taiwan & South Korea have a per capital of around $30,000-$36,000, and China has a per capita of $12,000 and Chile $16,000.
Amrit Kaal vision provides for 4 growth engines:
E1 - PM GatiShakti: Infrastructure development
E2 - Inclusive Development: Increasing buying power of the citizens
E3 - Productivity Enhancement: Digital ecosystem & reforms
E4 - Financing of Investments: Capital availability
The 4 engines firing in sync could accelerate Bharat into the top 3 economies of the World as early as 2027-30 and could even become #1 or #2 by 2047.