Home / 17,758,221.30-26,628,474.60-8,162,758.80

Finding the Fourth Proportional to 17,758,221.30, 26,628,474.60 and 8,162,758.80

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Solution

The fourth proportional to 17,758,221.30, 26,628,474.60 and 8,162,758.80 is: 12,240,066.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,758,221.30 : 26,628,474.60 = 8,162,758.80 : x
  2. Step 2: Convert to fraction form
    17,758,221.30/26,628,474.60 = 8,162,758.80/x
  3. Step 3: Cross multiply
    17,758,221.30x = 26,628,474.60 × 8,162,758.80
  4. Step 4: Simplify right side
    17,758,221.30x = 217,361,815,371,726.50
  5. Step 5: Solve for x
    x = 217,361,815,371,726.50/17,758,221.30
  6. Step 6: Final answer
    x = 12,240,066.82

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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.