Finding the Fourth Proportional to 11,565,576.74, 15,960,304.44 and 6,338,544.68
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Solution
The fourth proportional to 11,565,576.74, 15,960,304.44 and 6,338,544.68 is: 8,747,086.72
Step by Step Solution
- Step 1: Write the proportion equation
11,565,576.74 : 15,960,304.44 = 6,338,544.68 : x - Step 2: Convert to fraction form
11,565,576.74/15,960,304.44 = 6,338,544.68/x - Step 3: Cross multiply
11,565,576.74x = 15,960,304.44 × 6,338,544.68 - Step 4: Simplify right side
11,565,576.74x = 101,165,102,719,540.84 - Step 5: Solve for x
x = 101,165,102,719,540.84/11,565,576.74 - Step 6: Final answer
x = 8,747,086.72
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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.