Investing ₹10,000 through monthly SIP with assumed 12% annual return but 5% inflation would yield real value of ₹24.2 lakh after 15 years with investment of ₹18 lakh, said Financial Express. After 20 years, real value would be ₹37.6 lakh with ₹24 lakh investment. After 25 years, monthly SIP of ₹10,000 will yield ₹56 lakh with investment of ₹30 lakh.