Finding the Fourth Proportional to 31,935,294.96, 47,902,250.79 and 8,905,614.96
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Solution
The fourth proportional to 31,935,294.96, 47,902,250.79 and 8,905,614.96 is: 13,358,229.56
Step by Step Solution
- Step 1: Write the proportion equation
31,935,294.96 : 47,902,250.79 = 8,905,614.96 : x - Step 2: Convert to fraction form
31,935,294.96/47,902,250.79 = 8,905,614.96/x - Step 3: Cross multiply
31,935,294.96x = 47,902,250.79 × 8,905,614.96 - Step 4: Simplify right side
31,935,294.96x = 426,599,001,253,095.88 - Step 5: Solve for x
x = 426,599,001,253,095.88/31,935,294.96 - Step 6: Final answer
x = 13,358,229.56
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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.