Home / 22,123,729.20-33,185,593.80-20,612,074.80

Finding the Fourth Proportional to 22,123,729.20, 33,185,593.80 and 20,612,074.80

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Solution

The fourth proportional to 22,123,729.20, 33,185,593.80 and 20,612,074.80 is: 30,918,112.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,123,729.20 : 33,185,593.80 = 20,612,074.80 : x
  2. Step 2: Convert to fraction form
    22,123,729.20/33,185,593.80 = 20,612,074.80/x
  3. Step 3: Cross multiply
    22,123,729.20x = 33,185,593.80 × 20,612,074.80
  4. Step 4: Simplify right side
    22,123,729.20x = 684,023,941,688,016.25
  5. Step 5: Solve for x
    x = 684,023,941,688,016.25/22,123,729.20
  6. Step 6: Final answer
    x = 30,918,112.20

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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.