Home / 38,046,046.75-57,057,082.13-12,481,098.91

Finding the Fourth Proportional to 38,046,046.75, 57,057,082.13 and 12,481,098.91

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Solution

The fourth proportional to 38,046,046.75, 57,057,082.13 and 12,481,098.91 is: 18,717,715.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,046,046.75 : 57,057,082.13 = 12,481,098.91 : x
  2. Step 2: Convert to fraction form
    38,046,046.75/57,057,082.13 = 12,481,098.91/x
  3. Step 3: Cross multiply
    38,046,046.75x = 57,057,082.13 × 12,481,098.91
  4. Step 4: Simplify right side
    38,046,046.75x = 712,135,085,518,118
  5. Step 5: Solve for x
    x = 712,135,085,518,118/38,046,046.75
  6. Step 6: Final answer
    x = 18,717,715.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.