Home / 11,881,859.78-16,396,542.25-6,725,110.61

Finding the Fourth Proportional to 11,881,859.78, 16,396,542.25 and 6,725,110.61

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Solution

The fourth proportional to 11,881,859.78, 16,396,542.25 and 6,725,110.61 is: 9,280,412.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,881,859.78 : 16,396,542.25 = 6,725,110.61 : x
  2. Step 2: Convert to fraction form
    11,881,859.78/16,396,542.25 = 6,725,110.61/x
  3. Step 3: Cross multiply
    11,881,859.78x = 16,396,542.25 × 6,725,110.61
  4. Step 4: Simplify right side
    11,881,859.78x = 110,268,560,137,180.02
  5. Step 5: Solve for x
    x = 110,268,560,137,180.02/11,881,859.78
  6. Step 6: Final answer
    x = 9,280,412.51

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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.