Home / 84,065,138.73-126,093,224.05-22,653,311.46

Finding the Fourth Proportional to 84,065,138.73, 126,093,224.05 and 22,653,311.46

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Solution

The fourth proportional to 84,065,138.73, 126,093,224.05 and 22,653,311.46 is: 33,978,758.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,065,138.73 : 126,093,224.05 = 22,653,311.46 : x
  2. Step 2: Convert to fraction form
    84,065,138.73/126,093,224.05 = 22,653,311.46/x
  3. Step 3: Cross multiply
    84,065,138.73x = 126,093,224.05 × 22,653,311.46
  4. Step 4: Simplify right side
    84,065,138.73x = 2,856,429,076,870,730
  5. Step 5: Solve for x
    x = 2,856,429,076,870,730/84,065,138.73
  6. Step 6: Final answer
    x = 33,978,758.85

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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.