Home / 67,999,764.27-102,019,658.48-21,940,769.25

Finding the Fourth Proportional to 67,999,764.27, 102,019,658.48 and 21,940,769.25

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Solution

The fourth proportional to 67,999,764.27, 102,019,658.48 and 21,940,769.25 is: 32,917,610.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,999,764.27 : 102,019,658.48 = 21,940,769.25 : x
  2. Step 2: Convert to fraction form
    67,999,764.27/102,019,658.48 = 21,940,769.25/x
  3. Step 3: Cross multiply
    67,999,764.27x = 102,019,658.48 × 21,940,769.25
  4. Step 4: Simplify right side
    67,999,764.27x = 2,238,389,785,728,337.75
  5. Step 5: Solve for x
    x = 2,238,389,785,728,337.75/67,999,764.27
  6. Step 6: Final answer
    x = 32,917,610.96

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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.