Home / 8,823,920.67-12,175,121.43-5,151,170.46

Finding the Fourth Proportional to 8,823,920.67, 12,175,121.43 and 5,151,170.46

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Solution

The fourth proportional to 8,823,920.67, 12,175,121.43 and 5,151,170.46 is: 7,107,512.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,823,920.67 : 12,175,121.43 = 5,151,170.46 : x
  2. Step 2: Convert to fraction form
    8,823,920.67/12,175,121.43 = 5,151,170.46/x
  3. Step 3: Cross multiply
    8,823,920.67x = 12,175,121.43 × 5,151,170.46
  4. Step 4: Simplify right side
    8,823,920.67x = 62,716,125,857,128.95
  5. Step 5: Solve for x
    x = 62,716,125,857,128.95/8,823,920.67
  6. Step 6: Final answer
    x = 7,107,512.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.