Home / 12,140,163.60-18,204,996.60-6,072,550.80

Finding the Fourth Proportional to 12,140,163.60, 18,204,996.60 and 6,072,550.80

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Solution

The fourth proportional to 12,140,163.60, 18,204,996.60 and 6,072,550.80 is: 9,106,200.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,140,163.60 : 18,204,996.60 = 6,072,550.80 : x
  2. Step 2: Convert to fraction form
    12,140,163.60/18,204,996.60 = 6,072,550.80/x
  3. Step 3: Cross multiply
    12,140,163.60x = 18,204,996.60 × 6,072,550.80
  4. Step 4: Simplify right side
    12,140,163.60x = 110,550,766,667,327.28
  5. Step 5: Solve for x
    x = 110,550,766,667,327.28/12,140,163.60
  6. Step 6: Final answer
    x = 9,106,200.73

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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.