Home / 16,635,791.60-24,951,844.20-13,638,748.40

Finding the Fourth Proportional to 16,635,791.60, 24,951,844.20 and 13,638,748.40

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Solution

The fourth proportional to 16,635,791.60, 24,951,844.20 and 13,638,748.40 is: 20,456,611.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,635,791.60 : 24,951,844.20 = 13,638,748.40 : x
  2. Step 2: Convert to fraction form
    16,635,791.60/24,951,844.20 = 13,638,748.40/x
  3. Step 3: Cross multiply
    16,635,791.60x = 24,951,844.20 × 13,638,748.40
  4. Step 4: Simplify right side
    16,635,791.60x = 340,311,925,159,799.25
  5. Step 5: Solve for x
    x = 340,311,925,159,799.25/16,635,791.60
  6. Step 6: Final answer
    x = 20,456,611.46

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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.