Home / 22,015,998.30-33,023,997.45-20,421,675.30

Finding the Fourth Proportional to 22,015,998.30, 33,023,997.45 and 20,421,675.30

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Solution

The fourth proportional to 22,015,998.30, 33,023,997.45 and 20,421,675.30 is: 30,632,512.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,015,998.30 : 33,023,997.45 = 20,421,675.30 : x
  2. Step 2: Convert to fraction form
    22,015,998.30/33,023,997.45 = 20,421,675.30/x
  3. Step 3: Cross multiply
    22,015,998.30x = 33,023,997.45 × 20,421,675.30
  4. Step 4: Simplify right side
    22,015,998.30x = 674,405,353,031,928
  5. Step 5: Solve for x
    x = 674,405,353,031,928/22,015,998.30
  6. Step 6: Final answer
    x = 30,632,512.95

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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.