Finding the Fourth Proportional to 11,110,753.50, 15,332,726.87 and 6,149,204.49
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Solution
The fourth proportional to 11,110,753.50, 15,332,726.87 and 6,149,204.49 is: 8,485,839.68
Step by Step Solution
- Step 1: Write the proportion equation
11,110,753.50 : 15,332,726.87 = 6,149,204.49 : x - Step 2: Convert to fraction form
11,110,753.50/15,332,726.87 = 6,149,204.49/x - Step 3: Cross multiply
11,110,753.50x = 15,332,726.87 × 6,149,204.49 - Step 4: Simplify right side
11,110,753.50x = 94,284,072,882,201.62 - Step 5: Solve for x
x = 94,284,072,882,201.62/11,110,753.50 - Step 6: Final answer
x = 8,485,839.68
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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.