Home / 36,172,992.80-54,259,489.20-12,238,464.80

Finding the Fourth Proportional to 36,172,992.80, 54,259,489.20 and 12,238,464.80

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Solution

The fourth proportional to 36,172,992.80, 54,259,489.20 and 12,238,464.80 is: 18,357,697.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,172,992.80 : 54,259,489.20 = 12,238,464.80 : x
  2. Step 2: Convert to fraction form
    36,172,992.80/54,259,489.20 = 12,238,464.80/x
  3. Step 3: Cross multiply
    36,172,992.80x = 54,259,489.20 × 12,238,464.80
  4. Step 4: Simplify right side
    36,172,992.80x = 664,052,848,640,180.25
  5. Step 5: Solve for x
    x = 664,052,848,640,180.25/36,172,992.80
  6. Step 6: Final answer
    x = 18,357,697.20

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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.