Finding the Fourth Proportional to 10,904,052.97, 15,047,652.84 and 6,257,468.53
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Solution
The fourth proportional to 10,904,052.97, 15,047,652.84 and 6,257,468.53 is: 8,635,340.85
Step by Step Solution
- Step 1: Write the proportion equation
10,904,052.97 : 15,047,652.84 = 6,257,468.53 : x - Step 2: Convert to fraction form
10,904,052.97/15,047,652.84 = 6,257,468.53/x - Step 3: Cross multiply
10,904,052.97x = 15,047,652.84 × 6,257,468.53 - Step 4: Simplify right side
10,904,052.97x = 94,160,214,021,426.86 - Step 5: Solve for x
x = 94,160,214,021,426.86/10,904,052.97 - Step 6: Final answer
x = 8,635,340.85
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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.