Finding the Fourth Proportional to 5,614,540.80, 8,406,064.80 and 5,457,076.80
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Solution
The fourth proportional to 5,614,540.80, 8,406,064.80 and 5,457,076.80 is: 8,170,310.42
Step by Step Solution
- Step 1: Write the proportion equation
5,614,540.80 : 8,406,064.80 = 5,457,076.80 : x - Step 2: Convert to fraction form
5,614,540.80/8,406,064.80 = 5,457,076.80/x - Step 3: Cross multiply
5,614,540.80x = 8,406,064.80 × 5,457,076.80 - Step 4: Simplify right side
5,614,540.80x = 45,872,541,199,376.64 - Step 5: Solve for x
x = 45,872,541,199,376.64/5,614,540.80 - Step 6: Final answer
x = 8,170,310.42
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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.