Finding the Fourth Proportional to 17,691,592.53, 24,421,930.74 and 11,893,737
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Solution
The fourth proportional to 17,691,592.53, 24,421,930.74 and 11,893,737 is: 16,418,421.39
Step by Step Solution
- Step 1: Write the proportion equation
17,691,592.53 : 24,421,930.74 = 11,893,737 : x - Step 2: Convert to fraction form
17,691,592.53/24,421,930.74 = 11,893,737/x - Step 3: Cross multiply
17,691,592.53x = 24,421,930.74 × 11,893,737 - Step 4: Simplify right side
17,691,592.53x = 290,468,021,253,775.38 - Step 5: Solve for x
x = 290,468,021,253,775.38/17,691,592.53 - Step 6: Final answer
x = 16,418,421.39
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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.