Home / 13,614,652.69-20,425,967.66-4,392,438.19

Finding the Fourth Proportional to 13,614,652.69, 20,425,967.66 and 4,392,438.19

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Solution

The fourth proportional to 13,614,652.69, 20,425,967.66 and 4,392,438.19 is: 6,589,944.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,614,652.69 : 20,425,967.66 = 4,392,438.19 : x
  2. Step 2: Convert to fraction form
    13,614,652.69/20,425,967.66 = 4,392,438.19/x
  3. Step 3: Cross multiply
    13,614,652.69x = 20,425,967.66 × 4,392,438.19
  4. Step 4: Simplify right side
    13,614,652.69x = 89,719,800,377,405.12
  5. Step 5: Solve for x
    x = 89,719,800,377,405.12/13,614,652.69
  6. Step 6: Final answer
    x = 6,589,944.12

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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.