Home / 7,863,797.82-11,799,934.29-3,317,997.27

Finding the Fourth Proportional to 7,863,797.82, 11,799,934.29 and 3,317,997.27

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Solution

The fourth proportional to 7,863,797.82, 11,799,934.29 and 3,317,997.27 is: 4,978,783.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,863,797.82 : 11,799,934.29 = 3,317,997.27 : x
  2. Step 2: Convert to fraction form
    7,863,797.82/11,799,934.29 = 3,317,997.27/x
  3. Step 3: Cross multiply
    7,863,797.82x = 11,799,934.29 × 3,317,997.27
  4. Step 4: Simplify right side
    7,863,797.82x = 39,152,149,760,399.38
  5. Step 5: Solve for x
    x = 39,152,149,760,399.38/7,863,797.82
  6. Step 6: Final answer
    x = 4,978,783.87

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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.