Home / 13,773,213.10-20,659,819.65-12,933,405.10

Finding the Fourth Proportional to 13,773,213.10, 20,659,819.65 and 12,933,405.10

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Solution

The fourth proportional to 13,773,213.10, 20,659,819.65 and 12,933,405.10 is: 19,400,107.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,773,213.10 : 20,659,819.65 = 12,933,405.10 : x
  2. Step 2: Convert to fraction form
    13,773,213.10/20,659,819.65 = 12,933,405.10/x
  3. Step 3: Cross multiply
    13,773,213.10x = 20,659,819.65 × 12,933,405.10
  4. Step 4: Simplify right side
    13,773,213.10x = 267,201,816,826,390.19
  5. Step 5: Solve for x
    x = 267,201,816,826,390.19/13,773,213.10
  6. Step 6: Final answer
    x = 19,400,107.65

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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.