Finding the Fourth Proportional to 11,480,057.95, 15,842,344.22 and 6,253,049.70
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Solution
The fourth proportional to 11,480,057.95, 15,842,344.22 and 6,253,049.70 is: 8,629,134.64
Step by Step Solution
- Step 1: Write the proportion equation
11,480,057.95 : 15,842,344.22 = 6,253,049.70 : x - Step 2: Convert to fraction form
11,480,057.95/15,842,344.22 = 6,253,049.70/x - Step 3: Cross multiply
11,480,057.95x = 15,842,344.22 × 6,253,049.70 - Step 4: Simplify right side
11,480,057.95x = 99,062,965,772,167.73 - Step 5: Solve for x
x = 99,062,965,772,167.73/11,480,057.95 - Step 6: Final answer
x = 8,629,134.64
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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.