Home / 8,289,591.30-12,428,383.68-3,494,648.52

Finding the Fourth Proportional to 8,289,591.30, 12,428,383.68 and 3,494,648.52

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Solution

The fourth proportional to 8,289,591.30, 12,428,383.68 and 3,494,648.52 is: 5,239,441.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,289,591.30 : 12,428,383.68 = 3,494,648.52 : x
  2. Step 2: Convert to fraction form
    8,289,591.30/12,428,383.68 = 3,494,648.52/x
  3. Step 3: Cross multiply
    8,289,591.30x = 12,428,383.68 × 3,494,648.52
  4. Step 4: Simplify right side
    8,289,591.30x = 43,432,832,633,304.16
  5. Step 5: Solve for x
    x = 43,432,832,633,304.16/8,289,591.30
  6. Step 6: Final answer
    x = 5,239,441.98

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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.