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Finding the Third Proportional to 5,621,910 and 12,501,324

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Solution

The third proportional to 5,621,910 and 12,501,324 is: 27,798,933.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,621,910 : 12,501,324 = 12,501,324 : x
  2. Step 2: Convert to fraction form
    5,621,910/12,501,324 = 12,501,324/x
  3. Step 3: Cross multiply
    5,621,910x = 12,501,324 × 12,501,324
  4. Step 4: Simplify right side
    5,621,910x = 156,283,101,752,976
  5. Step 5: Solve for x
    x = 156,283,101,752,976/5,621,910
  6. Step 6: Final answer
    x = 27,798,933.41

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.