Home / 11,486,126.80-17,228,023.80-3,912,983.20

Finding the Fourth Proportional to 11,486,126.80, 17,228,023.80 and 3,912,983.20

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Solution

The fourth proportional to 11,486,126.80, 17,228,023.80 and 3,912,983.20 is: 5,869,077.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,486,126.80 : 17,228,023.80 = 3,912,983.20 : x
  2. Step 2: Convert to fraction form
    11,486,126.80/17,228,023.80 = 3,912,983.20/x
  3. Step 3: Cross multiply
    11,486,126.80x = 17,228,023.80 × 3,912,983.20
  4. Step 4: Simplify right side
    11,486,126.80x = 67,412,967,698,600.16
  5. Step 5: Solve for x
    x = 67,412,967,698,600.16/11,486,126.80
  6. Step 6: Final answer
    x = 5,869,077.44

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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.