Home / 27,915,311.48-41,872,981.79-8,747,568.68

Finding the Fourth Proportional to 27,915,311.48, 41,872,981.79 and 8,747,568.68

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Solution

The fourth proportional to 27,915,311.48, 41,872,981.79 and 8,747,568.68 is: 13,121,357.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,915,311.48 : 41,872,981.79 = 8,747,568.68 : x
  2. Step 2: Convert to fraction form
    27,915,311.48/41,872,981.79 = 8,747,568.68/x
  3. Step 3: Cross multiply
    27,915,311.48x = 41,872,981.79 × 8,747,568.68
  4. Step 4: Simplify right side
    27,915,311.48x = 366,286,783,856,918.38
  5. Step 5: Solve for x
    x = 366,286,783,856,918.38/27,915,311.48
  6. Step 6: Final answer
    x = 13,121,357.58

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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.