Home / 12,188,363.60-18,282,545.40-4,098,650.60

Finding the Fourth Proportional to 12,188,363.60, 18,282,545.40 and 4,098,650.60

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Solution

The fourth proportional to 12,188,363.60, 18,282,545.40 and 4,098,650.60 is: 6,147,975.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,188,363.60 : 18,282,545.40 = 4,098,650.60 : x
  2. Step 2: Convert to fraction form
    12,188,363.60/18,282,545.40 = 4,098,650.60/x
  3. Step 3: Cross multiply
    12,188,363.60x = 18,282,545.40 × 4,098,650.60
  4. Step 4: Simplify right side
    12,188,363.60x = 74,933,765,673,237.23
  5. Step 5: Solve for x
    x = 74,933,765,673,237.23/12,188,363.60
  6. Step 6: Final answer
    x = 6,147,975.90

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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.