Home / 22,172,171.80-33,273,003.30-12,587,531.80

Finding the Fourth Proportional to 22,172,171.80, 33,273,003.30 and 12,587,531.80

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Solution

The fourth proportional to 22,172,171.80, 33,273,003.30 and 12,587,531.80 is: 18,889,669.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,172,171.80 : 33,273,003.30 = 12,587,531.80 : x
  2. Step 2: Convert to fraction form
    22,172,171.80/33,273,003.30 = 12,587,531.80/x
  3. Step 3: Cross multiply
    22,172,171.80x = 33,273,003.30 × 12,587,531.80
  4. Step 4: Simplify right side
    22,172,171.80x = 418,824,987,120,255
  5. Step 5: Solve for x
    x = 418,824,987,120,255/22,172,171.80
  6. Step 6: Final answer
    x = 18,889,669.04

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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.