Home / 8,858,990.25-13,878,975.38

Finding the Third Proportional to 8,858,990.25 and 13,878,975.38

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Solution

The third proportional to 8,858,990.25 and 13,878,975.38 is: 21,743,556.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,858,990.25 : 13,878,975.38 = 13,878,975.38 : x
  2. Step 2: Convert to fraction form
    8,858,990.25/13,878,975.38 = 13,878,975.38/x
  3. Step 3: Cross multiply
    8,858,990.25x = 13,878,975.38 × 13,878,975.38
  4. Step 4: Simplify right side
    8,858,990.25x = 192,625,957,459,856.38
  5. Step 5: Solve for x
    x = 192,625,957,459,856.38/8,858,990.25
  6. Step 6: Final answer
    x = 21,743,556.77

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.