Home / 8,310,023.28-12,466,279.08-2,628,359.28

Finding the Fourth Proportional to 8,310,023.28, 12,466,279.08 and 2,628,359.28

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Solution

The fourth proportional to 8,310,023.28, 12,466,279.08 and 2,628,359.28 is: 3,942,932.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,310,023.28 : 12,466,279.08 = 2,628,359.28 : x
  2. Step 2: Convert to fraction form
    8,310,023.28/12,466,279.08 = 2,628,359.28/x
  3. Step 3: Cross multiply
    8,310,023.28x = 12,466,279.08 × 2,628,359.28
  4. Step 4: Simplify right side
    8,310,023.28x = 32,765,860,306,987.86
  5. Step 5: Solve for x
    x = 32,765,860,306,987.86/8,310,023.28
  6. Step 6: Final answer
    x = 3,942,932.43

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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.