Home / 13,937,228.70-20,905,843.05-11,067,447.30

Finding the Fourth Proportional to 13,937,228.70, 20,905,843.05 and 11,067,447.30

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Solution

The fourth proportional to 13,937,228.70, 20,905,843.05 and 11,067,447.30 is: 16,601,170.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,937,228.70 : 20,905,843.05 = 11,067,447.30 : x
  2. Step 2: Convert to fraction form
    13,937,228.70/20,905,843.05 = 11,067,447.30/x
  3. Step 3: Cross multiply
    13,937,228.70x = 20,905,843.05 × 11,067,447.30
  4. Step 4: Simplify right side
    13,937,228.70x = 231,374,316,217,946.28
  5. Step 5: Solve for x
    x = 231,374,316,217,946.28/13,937,228.70
  6. Step 6: Final answer
    x = 16,601,170.95

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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.