Finding the Fourth Proportional to 32,798,836.20, 49,155,580.26 and 13,345,391.28
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Solution
The fourth proportional to 32,798,836.20, 49,155,580.26 and 13,345,391.28 is: 20,000,723.45
Step by Step Solution
- Step 1: Write the proportion equation
32,798,836.20 : 49,155,580.26 = 13,345,391.28 : x - Step 2: Convert to fraction form
32,798,836.20/49,155,580.26 = 13,345,391.28/x - Step 3: Cross multiply
32,798,836.20x = 49,155,580.26 × 13,345,391.28 - Step 4: Simplify right side
32,798,836.20x = 656,000,452,165,144.12 - Step 5: Solve for x
x = 656,000,452,165,144.12/32,798,836.20 - Step 6: Final answer
x = 20,000,723.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.