Home / 20,214,630.40-30,325,882.20-5,838,167.20

Finding the Fourth Proportional to 20,214,630.40, 30,325,882.20 and 5,838,167.20

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Solution

The fourth proportional to 20,214,630.40, 30,325,882.20 and 5,838,167.20 is: 8,758,387.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,214,630.40 : 30,325,882.20 = 5,838,167.20 : x
  2. Step 2: Convert to fraction form
    20,214,630.40/30,325,882.20 = 5,838,167.20/x
  3. Step 3: Cross multiply
    20,214,630.40x = 30,325,882.20 × 5,838,167.20
  4. Step 4: Simplify right side
    20,214,630.40x = 177,047,570,771,103.84
  5. Step 5: Solve for x
    x = 177,047,570,771,103.84/20,214,630.40
  6. Step 6: Final answer
    x = 8,758,387.73

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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.