Home / 22,212,948.60-33,319,422.90-20,228,902.20

Finding the Fourth Proportional to 22,212,948.60, 33,319,422.90 and 20,228,902.20

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Solution

The fourth proportional to 22,212,948.60, 33,319,422.90 and 20,228,902.20 is: 30,343,353.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,212,948.60 : 33,319,422.90 = 20,228,902.20 : x
  2. Step 2: Convert to fraction form
    22,212,948.60/33,319,422.90 = 20,228,902.20/x
  3. Step 3: Cross multiply
    22,212,948.60x = 33,319,422.90 × 20,228,902.20
  4. Step 4: Simplify right side
    22,212,948.60x = 674,015,347,204,540.38
  5. Step 5: Solve for x
    x = 674,015,347,204,540.38/22,212,948.60
  6. Step 6: Final answer
    x = 30,343,353.30

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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.