Finding the Fourth Proportional to 17,474,221.38, 26,215,115.56 and 6,691,522.70
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Solution
The fourth proportional to 17,474,221.38, 26,215,115.56 and 6,691,522.70 is: 10,038,732.89
Step by Step Solution
- Step 1: Write the proportion equation
17,474,221.38 : 26,215,115.56 = 6,691,522.70 : x - Step 2: Convert to fraction form
17,474,221.38/26,215,115.56 = 6,691,522.70/x - Step 3: Cross multiply
17,474,221.38x = 26,215,115.56 × 6,691,522.70 - Step 4: Simplify right side
17,474,221.38x = 175,419,040,852,863.22 - Step 5: Solve for x
x = 175,419,040,852,863.22/17,474,221.38 - Step 6: Final answer
x = 10,038,732.89
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.