Home / 4,769,532.30-7,145,286.33-2,818,440.90

Finding the Fourth Proportional to 4,769,532.30, 7,145,286.33 and 2,818,440.90

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Solution

The fourth proportional to 4,769,532.30, 7,145,286.33 and 2,818,440.90 is: 4,222,335.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,769,532.30 : 7,145,286.33 = 2,818,440.90 : x
  2. Step 2: Convert to fraction form
    4,769,532.30/7,145,286.33 = 2,818,440.90/x
  3. Step 3: Cross multiply
    4,769,532.30x = 7,145,286.33 × 2,818,440.90
  4. Step 4: Simplify right side
    4,769,532.30x = 20,138,567,234,682.90
  5. Step 5: Solve for x
    x = 20,138,567,234,682.90/4,769,532.30
  6. Step 6: Final answer
    x = 4,222,335.85

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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.