Finding the Fourth Proportional to 61,158,306.22, 84,398,474.17 and 33,656,234.47
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Solution
The fourth proportional to 61,158,306.22, 84,398,474.17 and 33,656,234.47 is: 46,445,609.94
Step by Step Solution
- Step 1: Write the proportion equation
61,158,306.22 : 84,398,474.17 = 33,656,234.47 : x - Step 2: Convert to fraction form
61,158,306.22/84,398,474.17 = 33,656,234.47/x - Step 3: Cross multiply
61,158,306.22x = 84,398,474.17 × 33,656,234.47 - Step 4: Simplify right side
61,158,306.22x = 2,840,534,835,406,833 - Step 5: Solve for x
x = 2,840,534,835,406,833/61,158,306.22 - Step 6: Final answer
x = 46,445,609.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.