Home / 22,185,744.80-33,278,617.20-18,784,522.40

Finding the Fourth Proportional to 22,185,744.80, 33,278,617.20 and 18,784,522.40

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Solution

The fourth proportional to 22,185,744.80, 33,278,617.20 and 18,784,522.40 is: 28,176,783.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,185,744.80 : 33,278,617.20 = 18,784,522.40 : x
  2. Step 2: Convert to fraction form
    22,185,744.80/33,278,617.20 = 18,784,522.40/x
  3. Step 3: Cross multiply
    22,185,744.80x = 33,278,617.20 × 18,784,522.40
  4. Step 4: Simplify right side
    22,185,744.80x = 625,122,930,234,425.25
  5. Step 5: Solve for x
    x = 625,122,930,234,425.25/22,185,744.80
  6. Step 6: Final answer
    x = 28,176,783.60

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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.