Finding the Fourth Proportional to 39,545,360.08, 59,324,438.28 and 12,245,236.72
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Solution
The fourth proportional to 39,545,360.08, 59,324,438.28 and 12,245,236.72 is: 18,369,836.27
Step by Step Solution
- Step 1: Write the proportion equation
39,545,360.08 : 59,324,438.28 = 12,245,236.72 : x - Step 2: Convert to fraction form
39,545,360.08/59,324,438.28 = 12,245,236.72/x - Step 3: Cross multiply
39,545,360.08x = 59,324,438.28 × 12,245,236.72 - Step 4: Simplify right side
39,545,360.08x = 726,441,790,019,629.75 - Step 5: Solve for x
x = 726,441,790,019,629.75/39,545,360.08 - Step 6: Final answer
x = 18,369,836.27
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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.