Finding the Fourth Proportional to 10,074,046.81, 15,114,034.95 and 3,250,491.99
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Solution
The fourth proportional to 10,074,046.81, 15,114,034.95 and 3,250,491.99 is: 4,876,694.59
Step by Step Solution
- Step 1: Write the proportion equation
10,074,046.81 : 15,114,034.95 = 3,250,491.99 : x - Step 2: Convert to fraction form
10,074,046.81/15,114,034.95 = 3,250,491.99/x - Step 3: Cross multiply
10,074,046.81x = 15,114,034.95 × 3,250,491.99 - Step 4: Simplify right side
10,074,046.81x = 49,128,049,541,555.05 - Step 5: Solve for x
x = 49,128,049,541,555.05/10,074,046.81 - Step 6: Final answer
x = 4,876,694.59
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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.