Home / 9,809,773.12-13,538,665.12-5,942,180.80

Finding the Fourth Proportional to 9,809,773.12, 13,538,665.12 and 5,942,180.80

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Solution

The fourth proportional to 9,809,773.12, 13,538,665.12 and 5,942,180.80 is: 8,200,923.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,809,773.12 : 13,538,665.12 = 5,942,180.80 : x
  2. Step 2: Convert to fraction form
    9,809,773.12/13,538,665.12 = 5,942,180.80/x
  3. Step 3: Cross multiply
    9,809,773.12x = 13,538,665.12 × 5,942,180.80
  4. Step 4: Simplify right side
    9,809,773.12x = 80,449,195,933,693.69
  5. Step 5: Solve for x
    x = 80,449,195,933,693.69/9,809,773.12
  6. Step 6: Final answer
    x = 8,200,923.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.