Home / 84,642,562.62-126,962,708.88-23,231,648.73

Finding the Fourth Proportional to 84,642,562.62, 126,962,708.88 and 23,231,648.73

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Solution

The fourth proportional to 84,642,562.62, 126,962,708.88 and 23,231,648.73 is: 34,847,161.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,642,562.62 : 126,962,708.88 = 23,231,648.73 : x
  2. Step 2: Convert to fraction form
    84,642,562.62/126,962,708.88 = 23,231,648.73/x
  3. Step 3: Cross multiply
    84,642,562.62x = 126,962,708.88 × 23,231,648.73
  4. Step 4: Simplify right side
    84,642,562.62x = 2,949,553,054,509,411.50
  5. Step 5: Solve for x
    x = 2,949,553,054,509,411.50/84,642,562.62
  6. Step 6: Final answer
    x = 34,847,161.56

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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.