Finding the Fourth Proportional to 8,906,732.10, 13,349,600.55 and 6,660,245.70
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Solution
The fourth proportional to 8,906,732.10, 13,349,600.55 and 6,660,245.70 is: 9,982,518.69
Step by Step Solution
- Step 1: Write the proportion equation
8,906,732.10 : 13,349,600.55 = 6,660,245.70 : x - Step 2: Convert to fraction form
8,906,732.10/13,349,600.55 = 6,660,245.70/x - Step 3: Cross multiply
8,906,732.10x = 13,349,600.55 × 6,660,245.70 - Step 4: Simplify right side
8,906,732.10x = 88,911,619,659,855.14 - Step 5: Solve for x
x = 88,911,619,659,855.14/8,906,732.10 - Step 6: Final answer
x = 9,982,518.69
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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.