Home / 22,428,023.48-33,642,035.22-19,199,519.40

Finding the Fourth Proportional to 22,428,023.48, 33,642,035.22 and 19,199,519.40

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Solution

The fourth proportional to 22,428,023.48, 33,642,035.22 and 19,199,519.40 is: 28,799,279.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,428,023.48 : 33,642,035.22 = 19,199,519.40 : x
  2. Step 2: Convert to fraction form
    22,428,023.48/33,642,035.22 = 19,199,519.40/x
  3. Step 3: Cross multiply
    22,428,023.48x = 33,642,035.22 × 19,199,519.40
  4. Step 4: Simplify right side
    22,428,023.48x = 645,910,907,861,873.25
  5. Step 5: Solve for x
    x = 645,910,907,861,873.25/22,428,023.48
  6. Step 6: Final answer
    x = 28,799,279.11

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Similar ratio
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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.