Home / 8,089,432.20-12,132,398.70-3,540,472.20

Finding the Fourth Proportional to 8,089,432.20, 12,132,398.70 and 3,540,472.20

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Solution

The fourth proportional to 8,089,432.20, 12,132,398.70 and 3,540,472.20 is: 5,309,942.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,089,432.20 : 12,132,398.70 = 3,540,472.20 : x
  2. Step 2: Convert to fraction form
    8,089,432.20/12,132,398.70 = 3,540,472.20/x
  3. Step 3: Cross multiply
    8,089,432.20x = 12,132,398.70 × 3,540,472.20
  4. Step 4: Simplify right side
    8,089,432.20x = 42,954,420,316,666.14
  5. Step 5: Solve for x
    x = 42,954,420,316,666.14/8,089,432.20
  6. Step 6: Final answer
    x = 5,309,942.56

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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.