Home / 7,379,874.43-11,073,008.78-3,964,175.81

Finding the Fourth Proportional to 7,379,874.43, 11,073,008.78 and 3,964,175.81

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Solution

The fourth proportional to 7,379,874.43, 11,073,008.78 and 3,964,175.81 is: 5,947,981.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,379,874.43 : 11,073,008.78 = 3,964,175.81 : x
  2. Step 2: Convert to fraction form
    7,379,874.43/11,073,008.78 = 3,964,175.81/x
  3. Step 3: Cross multiply
    7,379,874.43x = 11,073,008.78 × 3,964,175.81
  4. Step 4: Simplify right side
    7,379,874.43x = 43,895,353,549,593.61
  5. Step 5: Solve for x
    x = 43,895,353,549,593.61/7,379,874.43
  6. Step 6: Final answer
    x = 5,947,981.09

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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.