Finding the Fourth Proportional to 11,016,725.44, 15,202,525.61 and 6,121,842.42
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Solution
The fourth proportional to 11,016,725.44, 15,202,525.61 and 6,121,842.42 is: 8,447,833.86
Step by Step Solution
- Step 1: Write the proportion equation
11,016,725.44 : 15,202,525.61 = 6,121,842.42 : x - Step 2: Convert to fraction form
11,016,725.44/15,202,525.61 = 6,121,842.42/x - Step 3: Cross multiply
11,016,725.44x = 15,202,525.61 × 6,121,842.42 - Step 4: Simplify right side
11,016,725.44x = 93,067,466,170,434.38 - Step 5: Solve for x
x = 93,067,466,170,434.38/11,016,725.44 - Step 6: Final answer
x = 8,447,833.86
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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.