Home / 13,933,963.20-20,902,263.84-5,414,956.56

Finding the Fourth Proportional to 13,933,963.20, 20,902,263.84 and 5,414,956.56

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Solution

The fourth proportional to 13,933,963.20, 20,902,263.84 and 5,414,956.56 is: 8,122,947.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,933,963.20 : 20,902,263.84 = 5,414,956.56 : x
  2. Step 2: Convert to fraction form
    13,933,963.20/20,902,263.84 = 5,414,956.56/x
  3. Step 3: Cross multiply
    13,933,963.20x = 20,902,263.84 × 5,414,956.56
  4. Step 4: Simplify right side
    13,933,963.20x = 113,184,850,699,258.78
  5. Step 5: Solve for x
    x = 113,184,850,699,258.78/13,933,963.20
  6. Step 6: Final answer
    x = 8,122,947.44

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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.