Home / 11,940,609.53-17,910,815.87-3,420,954.20

Finding the Fourth Proportional to 11,940,609.53, 17,910,815.87 and 3,420,954.20

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Solution

The fourth proportional to 11,940,609.53, 17,910,815.87 and 3,420,954.20 is: 5,131,403.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,940,609.53 : 17,910,815.87 = 3,420,954.20 : x
  2. Step 2: Convert to fraction form
    11,940,609.53/17,910,815.87 = 3,420,954.20/x
  3. Step 3: Cross multiply
    11,940,609.53x = 17,910,815.87 × 3,420,954.20
  4. Step 4: Simplify right side
    11,940,609.53x = 61,272,080,709,241.38
  5. Step 5: Solve for x
    x = 61,272,080,709,241.38/11,940,609.53
  6. Step 6: Final answer
    x = 5,131,403.10

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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.