Home / 11,940,609.47-17,910,815.78-3,420,954.14

Finding the Fourth Proportional to 11,940,609.47, 17,910,815.78 and 3,420,954.14

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Solution

The fourth proportional to 11,940,609.47, 17,910,815.78 and 3,420,954.14 is: 5,131,403.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,940,609.47 : 17,910,815.78 = 3,420,954.14 : x
  2. Step 2: Convert to fraction form
    11,940,609.47/17,910,815.78 = 3,420,954.14/x
  3. Step 3: Cross multiply
    11,940,609.47x = 17,910,815.78 × 3,420,954.14
  4. Step 4: Simplify right side
    11,940,609.47x = 61,272,079,286,709.47
  5. Step 5: Solve for x
    x = 61,272,079,286,709.47/11,940,609.47
  6. Step 6: Final answer
    x = 5,131,403.00

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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.