Home / 7,988,404.80-11,982,607.20-2,597,231.10

Finding the Fourth Proportional to 7,988,404.80, 11,982,607.20 and 2,597,231.10

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Solution

The fourth proportional to 7,988,404.80, 11,982,607.20 and 2,597,231.10 is: 3,895,846.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,988,404.80 : 11,982,607.20 = 2,597,231.10 : x
  2. Step 2: Convert to fraction form
    7,988,404.80/11,982,607.20 = 2,597,231.10/x
  3. Step 3: Cross multiply
    7,988,404.80x = 11,982,607.20 × 2,597,231.10
  4. Step 4: Simplify right side
    7,988,404.80x = 31,121,600,078,923.92
  5. Step 5: Solve for x
    x = 31,121,600,078,923.92/7,988,404.80
  6. Step 6: Final answer
    x = 3,895,846.65

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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.