Finding the Fourth Proportional to 17,850,917.22, 24,644,381.81 and 13,656,711.12
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Solution
The fourth proportional to 17,850,917.22, 24,644,381.81 and 13,656,711.12 is: 18,854,000.55
Step by Step Solution
- Step 1: Write the proportion equation
17,850,917.22 : 24,644,381.81 = 13,656,711.12 : x - Step 2: Convert to fraction form
17,850,917.22/24,644,381.81 = 13,656,711.12/x - Step 3: Cross multiply
17,850,917.22x = 24,644,381.81 × 13,656,711.12 - Step 4: Simplify right side
17,850,917.22x = 336,561,203,041,869.12 - Step 5: Solve for x
x = 336,561,203,041,869.12/17,850,917.22 - Step 6: Final answer
x = 18,854,000.55
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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.