Finding the Fourth Proportional to 6,152,708.28, 8,489,287.98 and 3,572,861.88
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Solution
The fourth proportional to 6,152,708.28, 8,489,287.98 and 3,572,861.88 is: 4,929,707.70
Step by Step Solution
- Step 1: Write the proportion equation
6,152,708.28 : 8,489,287.98 = 3,572,861.88 : x - Step 2: Convert to fraction form
6,152,708.28/8,489,287.98 = 3,572,861.88/x - Step 3: Cross multiply
6,152,708.28x = 8,489,287.98 × 3,572,861.88 - Step 4: Simplify right side
6,152,708.28x = 30,331,053,412,084.20 - Step 5: Solve for x
x = 30,331,053,412,084.20/6,152,708.28 - Step 6: Final answer
x = 4,929,707.70
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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.