Home / 13,701,342.90-20,583,520.11-9,667,128.18

Finding the Fourth Proportional to 13,701,342.90, 20,583,520.11 and 9,667,128.18

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Solution

The fourth proportional to 13,701,342.90, 20,583,520.11 and 9,667,128.18 is: 14,522,921.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,701,342.90 : 20,583,520.11 = 9,667,128.18 : x
  2. Step 2: Convert to fraction form
    13,701,342.90/20,583,520.11 = 9,667,128.18/x
  3. Step 3: Cross multiply
    13,701,342.90x = 20,583,520.11 × 9,667,128.18
  4. Step 4: Simplify right side
    13,701,342.90x = 198,983,527,298,977.69
  5. Step 5: Solve for x
    x = 198,983,527,298,977.69/13,701,342.90
  6. Step 6: Final answer
    x = 14,522,921.49

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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.