Home / 22,123,727.20-33,185,590.80-20,612,072.80

Finding the Fourth Proportional to 22,123,727.20, 33,185,590.80 and 20,612,072.80

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Solution

The fourth proportional to 22,123,727.20, 33,185,590.80 and 20,612,072.80 is: 30,918,109.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,123,727.20 : 33,185,590.80 = 20,612,072.80 : x
  2. Step 2: Convert to fraction form
    22,123,727.20/33,185,590.80 = 20,612,072.80/x
  3. Step 3: Cross multiply
    22,123,727.20x = 33,185,590.80 × 20,612,072.80
  4. Step 4: Simplify right side
    22,123,727.20x = 684,023,813,480,610.25
  5. Step 5: Solve for x
    x = 684,023,813,480,610.25/22,123,727.20
  6. Step 6: Final answer
    x = 30,918,109.20

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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.