Home / 21,560,528.70-32,340,793.05-20,001,635.10

Finding the Fourth Proportional to 21,560,528.70, 32,340,793.05 and 20,001,635.10

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Solution

The fourth proportional to 21,560,528.70, 32,340,793.05 and 20,001,635.10 is: 30,002,452.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,560,528.70 : 32,340,793.05 = 20,001,635.10 : x
  2. Step 2: Convert to fraction form
    21,560,528.70/32,340,793.05 = 20,001,635.10/x
  3. Step 3: Cross multiply
    21,560,528.70x = 32,340,793.05 × 20,001,635.10
  4. Step 4: Simplify right side
    21,560,528.70x = 646,868,741,430,716.12
  5. Step 5: Solve for x
    x = 646,868,741,430,716.12/21,560,528.70
  6. Step 6: Final answer
    x = 30,002,452.65

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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.