Home / 21,777,866.56-32,667,146.27-12,123,841.04

Finding the Fourth Proportional to 21,777,866.56, 32,667,146.27 and 12,123,841.04

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Solution

The fourth proportional to 21,777,866.56, 32,667,146.27 and 12,123,841.04 is: 18,185,954.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,777,866.56 : 32,667,146.27 = 12,123,841.04 : x
  2. Step 2: Convert to fraction form
    21,777,866.56/32,667,146.27 = 12,123,841.04/x
  3. Step 3: Cross multiply
    21,777,866.56x = 32,667,146.27 × 12,123,841.04
  4. Step 4: Simplify right side
    21,777,866.56x = 396,051,288,607,908.88
  5. Step 5: Solve for x
    x = 396,051,288,607,908.88/21,777,866.56
  6. Step 6: Final answer
    x = 18,185,954.42

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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.