Home / 11,028,416.20-16,542,630.30-3,455,974.60

Finding the Fourth Proportional to 11,028,416.20, 16,542,630.30 and 3,455,974.60

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Solution

The fourth proportional to 11,028,416.20, 16,542,630.30 and 3,455,974.60 is: 5,183,963.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,028,416.20 : 16,542,630.30 = 3,455,974.60 : x
  2. Step 2: Convert to fraction form
    11,028,416.20/16,542,630.30 = 3,455,974.60/x
  3. Step 3: Cross multiply
    11,028,416.20x = 16,542,630.30 × 3,455,974.60
  4. Step 4: Simplify right side
    11,028,416.20x = 57,170,910,133,990.38
  5. Step 5: Solve for x
    x = 57,170,910,133,990.38/11,028,416.20
  6. Step 6: Final answer
    x = 5,183,963.78

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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.