Finding the Fourth Proportional to 11,551,273.20, 15,935,753.16 and 6,965,046.72
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Solution
The fourth proportional to 11,551,273.20, 15,935,753.16 and 6,965,046.72 is: 9,608,747.31
Step by Step Solution
- Step 1: Write the proportion equation
11,551,273.20 : 15,935,753.16 = 6,965,046.72 : x - Step 2: Convert to fraction form
11,551,273.20/15,935,753.16 = 6,965,046.72/x - Step 3: Cross multiply
11,551,273.20x = 15,935,753.16 × 6,965,046.72 - Step 4: Simplify right side
11,551,273.20x = 110,993,265,277,787.62 - Step 5: Solve for x
x = 110,993,265,277,787.62/11,551,273.20 - Step 6: Final answer
x = 9,608,747.31
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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.