Home / 11,981,028.07-17,971,540.96-2,883,126.75

Finding the Fourth Proportional to 11,981,028.07, 17,971,540.96 and 2,883,126.75

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Solution

The fourth proportional to 11,981,028.07, 17,971,540.96 and 2,883,126.75 is: 4,324,689.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,981,028.07 : 17,971,540.96 = 2,883,126.75 : x
  2. Step 2: Convert to fraction form
    11,981,028.07/17,971,540.96 = 2,883,126.75/x
  3. Step 3: Cross multiply
    11,981,028.07x = 17,971,540.96 × 2,883,126.75
  4. Step 4: Simplify right side
    11,981,028.07x = 51,814,230,376,223.34
  5. Step 5: Solve for x
    x = 51,814,230,376,223.34/11,981,028.07
  6. Step 6: Final answer
    x = 4,324,689.84

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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.