Home / 8,591,589.72-12,869,977.68-3,974,013

Finding the Fourth Proportional to 8,591,589.72, 12,869,977.68 and 3,974,013

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Solution

The fourth proportional to 8,591,589.72, 12,869,977.68 and 3,974,013 is: 5,952,967.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,591,589.72 : 12,869,977.68 = 3,974,013 : x
  2. Step 2: Convert to fraction form
    8,591,589.72/12,869,977.68 = 3,974,013/x
  3. Step 3: Cross multiply
    8,591,589.72x = 12,869,977.68 × 3,974,013
  4. Step 4: Simplify right side
    8,591,589.72x = 51,145,458,610,029.84
  5. Step 5: Solve for x
    x = 51,145,458,610,029.84/8,591,589.72
  6. Step 6: Final answer
    x = 5,952,967.99

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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.