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Finding the Third Proportional to 8,338,038 and 12,457,975

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Solution

The third proportional to 8,338,038 and 12,457,975 is: 18,613,628.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,338,038 : 12,457,975 = 12,457,975 : x
  2. Step 2: Convert to fraction form
    8,338,038/12,457,975 = 12,457,975/x
  3. Step 3: Cross multiply
    8,338,038x = 12,457,975 × 12,457,975
  4. Step 4: Simplify right side
    8,338,038x = 155,201,141,100,625
  5. Step 5: Solve for x
    x = 155,201,141,100,625/8,338,038
  6. Step 6: Final answer
    x = 18,613,628.42

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.