Finding the Fourth Proportional to 8,207,568.92, 12,308,330.46 and 2,814,776.84
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Solution
The fourth proportional to 8,207,568.92, 12,308,330.46 and 2,814,776.84 is: 4,221,128.55
Step by Step Solution
- Step 1: Write the proportion equation
8,207,568.92 : 12,308,330.46 = 2,814,776.84 : x - Step 2: Convert to fraction form
8,207,568.92/12,308,330.46 = 2,814,776.84/x - Step 3: Cross multiply
8,207,568.92x = 12,308,330.46 × 2,814,776.84 - Step 4: Simplify right side
8,207,568.92x = 34,645,203,517,874.55 - Step 5: Solve for x
x = 34,645,203,517,874.55/8,207,568.92 - Step 6: Final answer
x = 4,221,128.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.