Home / 12,593,170.60-18,910,751.10-8,352,140.20

Finding the Fourth Proportional to 12,593,170.60, 18,910,751.10 and 8,352,140.20

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Solution

The fourth proportional to 12,593,170.60, 18,910,751.10 and 8,352,140.20 is: 12,542,134.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,593,170.60 : 18,910,751.10 = 8,352,140.20 : x
  2. Step 2: Convert to fraction form
    12,593,170.60/18,910,751.10 = 8,352,140.20/x
  3. Step 3: Cross multiply
    12,593,170.60x = 18,910,751.10 × 8,352,140.20
  4. Step 4: Simplify right side
    12,593,170.60x = 157,945,244,474,504.25
  5. Step 5: Solve for x
    x = 157,945,244,474,504.25/12,593,170.60
  6. Step 6: Final answer
    x = 12,542,134.90

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1.5x scale

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.