Home / 69,385,046.72-95,761,561.50-40,010,641.88

Finding the Fourth Proportional to 69,385,046.72, 95,761,561.50 and 40,010,641.88

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Solution

The fourth proportional to 69,385,046.72, 95,761,561.50 and 40,010,641.88 is: 55,220,565.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,385,046.72 : 95,761,561.50 = 40,010,641.88 : x
  2. Step 2: Convert to fraction form
    69,385,046.72/95,761,561.50 = 40,010,641.88/x
  3. Step 3: Cross multiply
    69,385,046.72x = 95,761,561.50 × 40,010,641.88
  4. Step 4: Simplify right side
    69,385,046.72x = 3,831,481,542,567,288
  5. Step 5: Solve for x
    x = 3,831,481,542,567,288/69,385,046.72
  6. Step 6: Final answer
    x = 55,220,565.87

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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.