Home / 82,740,847.97-114,187,555.79-45,571,120.85

Finding the Fourth Proportional to 82,740,847.97, 114,187,555.79 and 45,571,120.85

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Solution

The fourth proportional to 82,740,847.97, 114,187,555.79 and 45,571,120.85 is: 62,891,002.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,740,847.97 : 114,187,555.79 = 45,571,120.85 : x
  2. Step 2: Convert to fraction form
    82,740,847.97/114,187,555.79 = 45,571,120.85/x
  3. Step 3: Cross multiply
    82,740,847.97x = 114,187,555.79 × 45,571,120.85
  4. Step 4: Simplify right side
    82,740,847.97x = 5,203,654,903,673,414
  5. Step 5: Solve for x
    x = 5,203,654,903,673,414/82,740,847.97
  6. Step 6: Final answer
    x = 62,891,002.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.