Home / 22,195,512.40-33,257,839.20-18,581,713.60

Finding the Fourth Proportional to 22,195,512.40, 33,257,839.20 and 18,581,713.60

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Solution

The fourth proportional to 22,195,512.40, 33,257,839.20 and 18,581,713.60 is: 27,842,909.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,195,512.40 : 33,257,839.20 = 18,581,713.60 : x
  2. Step 2: Convert to fraction form
    22,195,512.40/33,257,839.20 = 18,581,713.60/x
  3. Step 3: Cross multiply
    22,195,512.40x = 33,257,839.20 × 18,581,713.60
  4. Step 4: Simplify right side
    22,195,512.40x = 617,987,642,969,253.12
  5. Step 5: Solve for x
    x = 617,987,642,969,253.12/22,195,512.40
  6. Step 6: Final answer
    x = 27,842,909.50

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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.