Home / 12,534,297.78-18,801,446.67-8,273,469.57

Finding the Fourth Proportional to 12,534,297.78, 18,801,446.67 and 8,273,469.57

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Solution

The fourth proportional to 12,534,297.78, 18,801,446.67 and 8,273,469.57 is: 12,410,204.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,534,297.78 : 18,801,446.67 = 8,273,469.57 : x
  2. Step 2: Convert to fraction form
    12,534,297.78/18,801,446.67 = 8,273,469.57/x
  3. Step 3: Cross multiply
    12,534,297.78x = 18,801,446.67 × 8,273,469.57
  4. Step 4: Simplify right side
    12,534,297.78x = 155,553,196,896,222.84
  5. Step 5: Solve for x
    x = 155,553,196,896,222.84/12,534,297.78
  6. Step 6: Final answer
    x = 12,410,204.36

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1.5x scale

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.