Finding the Fourth Proportional to 6,932,277.17, 10,399,361.97 and 2,887,818.95
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Solution
The fourth proportional to 6,932,277.17, 10,399,361.97 and 2,887,818.95 is: 4,332,122.59
Step by Step Solution
- Step 1: Write the proportion equation
6,932,277.17 : 10,399,361.97 = 2,887,818.95 : x - Step 2: Convert to fraction form
6,932,277.17/10,399,361.97 = 2,887,818.95/x - Step 3: Cross multiply
6,932,277.17x = 10,399,361.97 × 2,887,818.95 - Step 4: Simplify right side
6,932,277.17x = 30,031,474,553,769.96 - Step 5: Solve for x
x = 30,031,474,553,769.96/6,932,277.17 - Step 6: Final answer
x = 4,332,122.59
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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.