Finding the Fourth Proportional to 10,533,624.75, 14,536,402.16 and 5,704,728.75
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Solution
The fourth proportional to 10,533,624.75, 14,536,402.16 and 5,704,728.75 is: 7,872,525.68
Step by Step Solution
- Step 1: Write the proportion equation
10,533,624.75 : 14,536,402.16 = 5,704,728.75 : x - Step 2: Convert to fraction form
10,533,624.75/14,536,402.16 = 5,704,728.75/x - Step 3: Cross multiply
10,533,624.75x = 14,536,402.16 × 5,704,728.75 - Step 4: Simplify right side
10,533,624.75x = 82,926,231,295,190.45 - Step 5: Solve for x
x = 82,926,231,295,190.45/10,533,624.75 - Step 6: Final answer
x = 7,872,525.68
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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.