Home / 39,303,553.20-58,963,624.20-12,379,930.80

Finding the Fourth Proportional to 39,303,553.20, 58,963,624.20 and 12,379,930.80

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Solution

The fourth proportional to 39,303,553.20, 58,963,624.20 and 12,379,930.80 is: 18,572,508.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,303,553.20 : 58,963,624.20 = 12,379,930.80 : x
  2. Step 2: Convert to fraction form
    39,303,553.20/58,963,624.20 = 12,379,930.80/x
  3. Step 3: Cross multiply
    39,303,553.20x = 58,963,624.20 × 12,379,930.80
  4. Step 4: Simplify right side
    39,303,553.20x = 729,965,587,313,205.50
  5. Step 5: Solve for x
    x = 729,965,587,313,205.50/39,303,553.20
  6. Step 6: Final answer
    x = 18,572,508.79

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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.