Home / 12,542,574.30-18,813,861.45-4,023,771.90

Finding the Fourth Proportional to 12,542,574.30, 18,813,861.45 and 4,023,771.90

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Solution

The fourth proportional to 12,542,574.30, 18,813,861.45 and 4,023,771.90 is: 6,035,657.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,542,574.30 : 18,813,861.45 = 4,023,771.90 : x
  2. Step 2: Convert to fraction form
    12,542,574.30/18,813,861.45 = 4,023,771.90/x
  3. Step 3: Cross multiply
    12,542,574.30x = 18,813,861.45 × 4,023,771.90
  4. Step 4: Simplify right side
    12,542,574.30x = 75,702,687,033,003.25
  5. Step 5: Solve for x
    x = 75,702,687,033,003.25/12,542,574.30
  6. Step 6: Final answer
    x = 6,035,657.85

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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.