Home / 22,150,792.20-33,159,833.10-13,170,721.80

Finding the Fourth Proportional to 22,150,792.20, 33,159,833.10 and 13,170,721.80

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Solution

The fourth proportional to 22,150,792.20, 33,159,833.10 and 13,170,721.80 is: 19,716,628.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,150,792.20 : 33,159,833.10 = 13,170,721.80 : x
  2. Step 2: Convert to fraction form
    22,150,792.20/33,159,833.10 = 13,170,721.80/x
  3. Step 3: Cross multiply
    22,150,792.20x = 33,159,833.10 × 13,170,721.80
  4. Step 4: Simplify right side
    22,150,792.20x = 436,738,936,694,531.62
  5. Step 5: Solve for x
    x = 436,738,936,694,531.62/22,150,792.20
  6. Step 6: Final answer
    x = 19,716,628.32

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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.