Finding the Fourth Proportional to 21,633,481.80, 32,461,407.18 and 9,511,449.48
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Solution
The fourth proportional to 21,633,481.80, 32,461,407.18 and 9,511,449.48 is: 14,272,091.63
Step by Step Solution
- Step 1: Write the proportion equation
21,633,481.80 : 32,461,407.18 = 9,511,449.48 : x - Step 2: Convert to fraction form
21,633,481.80/32,461,407.18 = 9,511,449.48/x - Step 3: Cross multiply
21,633,481.80x = 32,461,407.18 × 9,511,449.48 - Step 4: Simplify right side
21,633,481.80x = 308,755,034,442,279.25 - Step 5: Solve for x
x = 308,755,034,442,279.25/21,633,481.80 - Step 6: Final answer
x = 14,272,091.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.