Home / 13,498,402.96-20,250,578.76-3,914,181.64

Finding the Fourth Proportional to 13,498,402.96, 20,250,578.76 and 3,914,181.64

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Solution

The fourth proportional to 13,498,402.96, 20,250,578.76 and 3,914,181.64 is: 5,872,134.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,498,402.96 : 20,250,578.76 = 3,914,181.64 : x
  2. Step 2: Convert to fraction form
    13,498,402.96/20,250,578.76 = 3,914,181.64/x
  3. Step 3: Cross multiply
    13,498,402.96x = 20,250,578.76 × 3,914,181.64
  4. Step 4: Simplify right side
    13,498,402.96x = 79,264,443,581,765.97
  5. Step 5: Solve for x
    x = 79,264,443,581,765.97/13,498,402.96
  6. Step 6: Final answer
    x = 5,872,134.93

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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.