Finding the Fourth Proportional to 11,270,934, 15,553,888.92 and 6,442,141.68
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Solution
The fourth proportional to 11,270,934, 15,553,888.92 and 6,442,141.68 is: 8,890,155.52
Step by Step Solution
- Step 1: Write the proportion equation
11,270,934 : 15,553,888.92 = 6,442,141.68 : x - Step 2: Convert to fraction form
11,270,934/15,553,888.92 = 6,442,141.68/x - Step 3: Cross multiply
11,270,934x = 15,553,888.92 × 6,442,141.68 - Step 4: Simplify right side
11,270,934x = 100,200,356,097,622.19 - Step 5: Solve for x
x = 100,200,356,097,622.19/11,270,934 - Step 6: Final answer
x = 8,890,155.52
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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.