Home / 9,071,434.08-13,607,169.84-8,517,160.80

Finding the Fourth Proportional to 9,071,434.08, 13,607,169.84 and 8,517,160.80

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Solution

The fourth proportional to 9,071,434.08, 13,607,169.84 and 8,517,160.80 is: 12,775,758.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,071,434.08 : 13,607,169.84 = 8,517,160.80 : x
  2. Step 2: Convert to fraction form
    9,071,434.08/13,607,169.84 = 8,517,160.80/x
  3. Step 3: Cross multiply
    9,071,434.08x = 13,607,169.84 × 8,517,160.80
  4. Step 4: Simplify right side
    9,071,434.08x = 115,894,453,560,190.28
  5. Step 5: Solve for x
    x = 115,894,453,560,190.28/9,071,434.08
  6. Step 6: Final answer
    x = 12,775,758.78

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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.