Home / 22,015,865.70-33,023,798.55-20,031,819.30

Finding the Fourth Proportional to 22,015,865.70, 33,023,798.55 and 20,031,819.30

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Solution

The fourth proportional to 22,015,865.70, 33,023,798.55 and 20,031,819.30 is: 30,047,728.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,015,865.70 : 33,023,798.55 = 20,031,819.30 : x
  2. Step 2: Convert to fraction form
    22,015,865.70/33,023,798.55 = 20,031,819.30/x
  3. Step 3: Cross multiply
    22,015,865.70x = 33,023,798.55 × 20,031,819.30
  4. Step 4: Simplify right side
    22,015,865.70x = 661,526,765,153,202
  5. Step 5: Solve for x
    x = 661,526,765,153,202/22,015,865.70
  6. Step 6: Final answer
    x = 30,047,728.95

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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.