Home / 22,107,185.80-33,160,778.70-20,512,862.80

Finding the Fourth Proportional to 22,107,185.80, 33,160,778.70 and 20,512,862.80

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Solution

The fourth proportional to 22,107,185.80, 33,160,778.70 and 20,512,862.80 is: 30,769,294.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,107,185.80 : 33,160,778.70 = 20,512,862.80 : x
  2. Step 2: Convert to fraction form
    22,107,185.80/33,160,778.70 = 20,512,862.80/x
  3. Step 3: Cross multiply
    22,107,185.80x = 33,160,778.70 × 20,512,862.80
  4. Step 4: Simplify right side
    22,107,185.80x = 680,222,503,814,262.38
  5. Step 5: Solve for x
    x = 680,222,503,814,262.38/22,107,185.80
  6. Step 6: Final answer
    x = 30,769,294.20

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1.5x scale

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.