Finding the Fourth Proportional to 10,533,651.75, 14,536,439.42 and 5,704,755.75
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Solution
The fourth proportional to 10,533,651.75, 14,536,439.42 and 5,704,755.75 is: 7,872,562.94
Step by Step Solution
- Step 1: Write the proportion equation
10,533,651.75 : 14,536,439.42 = 5,704,755.75 : x - Step 2: Convert to fraction form
10,533,651.75/14,536,439.42 = 5,704,755.75/x - Step 3: Cross multiply
10,533,651.75x = 14,536,439.42 × 5,704,755.75 - Step 4: Simplify right side
10,533,651.75x = 82,926,836,337,247.88 - Step 5: Solve for x
x = 82,926,836,337,247.88/10,533,651.75 - Step 6: Final answer
x = 7,872,562.94
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1.5x scale
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.