Home / 20,239,000.10-30,348,002.55-7,452,923.30

Finding the Fourth Proportional to 20,239,000.10, 30,348,002.55 and 7,452,923.30

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Solution

The fourth proportional to 20,239,000.10, 30,348,002.55 and 7,452,923.30 is: 11,175,519.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,239,000.10 : 30,348,002.55 = 7,452,923.30 : x
  2. Step 2: Convert to fraction form
    20,239,000.10/30,348,002.55 = 7,452,923.30/x
  3. Step 3: Cross multiply
    20,239,000.10x = 30,348,002.55 × 7,452,923.30
  4. Step 4: Simplify right side
    20,239,000.10x = 226,181,335,313,354.41
  5. Step 5: Solve for x
    x = 226,181,335,313,354.41/20,239,000.10
  6. Step 6: Final answer
    x = 11,175,519.25

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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.