Finding the Fourth Proportional to 84,847,147.92, 117,085,768.08 and 51,862,624.38
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Solution
The fourth proportional to 84,847,147.92, 117,085,768.08 and 51,862,624.38 is: 71,568,406.94
Step by Step Solution
- Step 1: Write the proportion equation
84,847,147.92 : 117,085,768.08 = 51,862,624.38 : x - Step 2: Convert to fraction form
84,847,147.92/117,085,768.08 = 51,862,624.38/x - Step 3: Cross multiply
84,847,147.92x = 117,085,768.08 × 51,862,624.38 - Step 4: Simplify right side
84,847,147.92x = 6,072,375,210,176,834 - Step 5: Solve for x
x = 6,072,375,210,176,834/84,847,147.92 - Step 6: Final answer
x = 71,568,406.94
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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.