Finding the Third Proportional to 7,815,755 and 16,471,318
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Solution
The third proportional to 7,815,755 and 16,471,318 is: 34,712,489.92
Step by Step Solution
- Step 1: Write the proportion equation
7,815,755 : 16,471,318 = 16,471,318 : x - Step 2: Convert to fraction form
7,815,755/16,471,318 = 16,471,318/x - Step 3: Cross multiply
7,815,755x = 16,471,318 × 16,471,318 - Step 4: Simplify right side
7,815,755x = 271,304,316,657,124 - Step 5: Solve for x
x = 271,304,316,657,124/7,815,755 - Step 6: Final answer
x = 34,712,489.92
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Why These Related Problems?
These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.