Finding the Fourth Proportional to 11,071,042.43, 15,278,045.04 and 6,176,264.54
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Solution
The fourth proportional to 11,071,042.43, 15,278,045.04 and 6,176,264.54 is: 8,523,248.68
Step by Step Solution
- Step 1: Write the proportion equation
11,071,042.43 : 15,278,045.04 = 6,176,264.54 : x - Step 2: Convert to fraction form
11,071,042.43/15,278,045.04 = 6,176,264.54/x - Step 3: Cross multiply
11,071,042.43x = 15,278,045.04 × 6,176,264.54 - Step 4: Simplify right side
11,071,042.43x = 94,361,247,744,684.66 - Step 5: Solve for x
x = 94,361,247,744,684.66/11,071,042.43 - Step 6: Final answer
x = 8,523,248.68
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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.