Home / 69,149,982.27-95,432,415.33-39,381,889.08

Finding the Fourth Proportional to 69,149,982.27, 95,432,415.33 and 39,381,889.08

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Solution

The fourth proportional to 69,149,982.27, 95,432,415.33 and 39,381,889.08 is: 54,350,104.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,149,982.27 : 95,432,415.33 = 39,381,889.08 : x
  2. Step 2: Convert to fraction form
    69,149,982.27/95,432,415.33 = 39,381,889.08/x
  3. Step 3: Cross multiply
    69,149,982.27x = 95,432,415.33 × 39,381,889.08
  4. Step 4: Simplify right side
    69,149,982.27x = 3,758,308,795,162,551.50
  5. Step 5: Solve for x
    x = 3,758,308,795,162,551.50/69,149,982.27
  6. Step 6: Final answer
    x = 54,350,104.97

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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.