Finding the Fourth Proportional to 11,071,043.73, 15,278,046.86 and 6,176,265.85
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Solution
The fourth proportional to 11,071,043.73, 15,278,046.86 and 6,176,265.85 is: 8,523,250.50
Step by Step Solution
- Step 1: Write the proportion equation
11,071,043.73 : 15,278,046.86 = 6,176,265.85 : x - Step 2: Convert to fraction form
11,071,043.73/15,278,046.86 = 6,176,265.85/x - Step 3: Cross multiply
11,071,043.73x = 15,278,046.86 × 6,176,265.85 - Step 4: Simplify right side
11,071,043.73x = 94,361,279,024,716.95 - Step 5: Solve for x
x = 94,361,279,024,716.95/11,071,043.73 - Step 6: Final answer
x = 8,523,250.50
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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.