Home / 20,149,504.11-27,806,325.98-11,447,691.93

Finding the Fourth Proportional to 20,149,504.11, 27,806,325.98 and 11,447,691.93

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Solution

The fourth proportional to 20,149,504.11, 27,806,325.98 and 11,447,691.93 is: 15,797,820.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,149,504.11 : 27,806,325.98 = 11,447,691.93 : x
  2. Step 2: Convert to fraction form
    20,149,504.11/27,806,325.98 = 11,447,691.93/x
  3. Step 3: Cross multiply
    20,149,504.11x = 27,806,325.98 × 11,447,691.93
  4. Step 4: Simplify right side
    20,149,504.11x = 318,318,253,466,956.88
  5. Step 5: Solve for x
    x = 318,318,253,466,956.88/20,149,504.11
  6. Step 6: Final answer
    x = 15,797,820.72

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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.