Home / 51,203,748.83-76,792,839.46-20,085,730.97

Finding the Fourth Proportional to 51,203,748.83, 76,792,839.46 and 20,085,730.97

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Solution

The fourth proportional to 51,203,748.83, 76,792,839.46 and 20,085,730.97 is: 30,123,581.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,203,748.83 : 76,792,839.46 = 20,085,730.97 : x
  2. Step 2: Convert to fraction form
    51,203,748.83/76,792,839.46 = 20,085,730.97/x
  3. Step 3: Cross multiply
    51,203,748.83x = 76,792,839.46 × 20,085,730.97
  4. Step 4: Simplify right side
    51,203,748.83x = 1,542,440,313,381,781.50
  5. Step 5: Solve for x
    x = 1,542,440,313,381,781.50/51,203,748.83
  6. Step 6: Final answer
    x = 30,123,581.75

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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.