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Finding the Third Proportional to 14,189,895 and 31,126,743

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Solution

The third proportional to 14,189,895 and 31,126,743 is: 68,279,161.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,189,895 : 31,126,743 = 31,126,743 : x
  2. Step 2: Convert to fraction form
    14,189,895/31,126,743 = 31,126,743/x
  3. Step 3: Cross multiply
    14,189,895x = 31,126,743 × 31,126,743
  4. Step 4: Simplify right side
    14,189,895x = 968,874,129,788,049
  5. Step 5: Solve for x
    x = 968,874,129,788,049/14,189,895
  6. Step 6: Final answer
    x = 68,279,161.32

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.