Finding the Fourth Proportional to 10,787,825.68, 14,887,651.84 and 6,204,150.64
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Solution
The fourth proportional to 10,787,825.68, 14,887,651.84 and 6,204,150.64 is: 8,561,988.06
Step by Step Solution
- Step 1: Write the proportion equation
10,787,825.68 : 14,887,651.84 = 6,204,150.64 : x - Step 2: Convert to fraction form
10,787,825.68/14,887,651.84 = 6,204,150.64/x - Step 3: Cross multiply
10,787,825.68x = 14,887,651.84 × 6,204,150.64 - Step 4: Simplify right side
10,787,825.68x = 92,365,234,691,233.17 - Step 5: Solve for x
x = 92,365,234,691,233.17/10,787,825.68 - Step 6: Final answer
x = 8,561,988.06
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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.