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Finding the Third Proportional to 18,325,987 and 26,928,018

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Solution

The third proportional to 18,325,987 and 26,928,018 is: 39,567,754.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,325,987 : 26,928,018 = 26,928,018 : x
  2. Step 2: Convert to fraction form
    18,325,987/26,928,018 = 26,928,018/x
  3. Step 3: Cross multiply
    18,325,987x = 26,928,018 × 26,928,018
  4. Step 4: Simplify right side
    18,325,987x = 725,118,153,408,324
  5. Step 5: Solve for x
    x = 725,118,153,408,324/18,325,987
  6. Step 6: Final answer
    x = 39,567,754.44

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.