Finding the Fourth Proportional to 8,814,738.28, 12,165,565.64 and 4,895,375.08
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Solution
The fourth proportional to 8,814,738.28, 12,165,565.64 and 4,895,375.08 is: 6,756,298.94
Step by Step Solution
- Step 1: Write the proportion equation
8,814,738.28 : 12,165,565.64 = 4,895,375.08 : x - Step 2: Convert to fraction form
8,814,738.28/12,165,565.64 = 4,895,375.08/x - Step 3: Cross multiply
8,814,738.28x = 12,165,565.64 × 4,895,375.08 - Step 4: Simplify right side
8,814,738.28x = 59,555,006,868,160.26 - Step 5: Solve for x
x = 59,555,006,868,160.26/8,814,738.28 - Step 6: Final answer
x = 6,756,298.94
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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.