Home / 69,422,415.60-95,796,495-38,479,951.92

Finding the Fourth Proportional to 69,422,415.60, 95,796,495 and 38,479,951.92

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Solution

The fourth proportional to 69,422,415.60, 95,796,495 and 38,479,951.92 is: 53,098,764.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,422,415.60 : 95,796,495 = 38,479,951.92 : x
  2. Step 2: Convert to fraction form
    69,422,415.60/95,796,495 = 38,479,951.92/x
  3. Step 3: Cross multiply
    69,422,415.60x = 95,796,495 × 38,479,951.92
  4. Step 4: Simplify right side
    69,422,415.60x = 3,686,244,521,704,520.50
  5. Step 5: Solve for x
    x = 3,686,244,521,704,520.50/69,422,415.60
  6. Step 6: Final answer
    x = 53,098,764.86

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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.