Home / 11,628,898.11-17,443,828.12-3,431,540.41

Finding the Fourth Proportional to 11,628,898.11, 17,443,828.12 and 3,431,540.41

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Solution

The fourth proportional to 11,628,898.11, 17,443,828.12 and 3,431,540.41 is: 5,147,452.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,628,898.11 : 17,443,828.12 = 3,431,540.41 : x
  2. Step 2: Convert to fraction form
    11,628,898.11/17,443,828.12 = 3,431,540.41/x
  3. Step 3: Cross multiply
    11,628,898.11x = 17,443,828.12 × 3,431,540.41
  4. Step 4: Simplify right side
    11,628,898.11x = 59,859,201,098,874.34
  5. Step 5: Solve for x
    x = 59,859,201,098,874.34/11,628,898.11
  6. Step 6: Final answer
    x = 5,147,452.54

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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.