Finding the Fourth Proportional to 10,327,409.12, 15,491,619.08 and 3,936,470.24
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Solution
The fourth proportional to 10,327,409.12, 15,491,619.08 and 3,936,470.24 is: 5,904,898.00
Step by Step Solution
- Step 1: Write the proportion equation
10,327,409.12 : 15,491,619.08 = 3,936,470.24 : x - Step 2: Convert to fraction form
10,327,409.12/15,491,619.08 = 3,936,470.24/x - Step 3: Cross multiply
10,327,409.12x = 15,491,619.08 × 3,936,470.24 - Step 4: Simplify right side
10,327,409.12x = 60,982,297,477,836.18 - Step 5: Solve for x
x = 60,982,297,477,836.18/10,327,409.12 - Step 6: Final answer
x = 5,904,898.00
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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.