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Finding the Third Proportional to 18,140,018 and 39,468,544

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Solution

The third proportional to 18,140,018 and 39,468,544 is: 85,874,554.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,140,018 : 39,468,544 = 39,468,544 : x
  2. Step 2: Convert to fraction form
    18,140,018/39,468,544 = 39,468,544/x
  3. Step 3: Cross multiply
    18,140,018x = 39,468,544 × 39,468,544
  4. Step 4: Simplify right side
    18,140,018x = 1,557,765,965,479,936
  5. Step 5: Solve for x
    x = 1,557,765,965,479,936/18,140,018
  6. Step 6: Final answer
    x = 85,874,554.56

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.