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Finding the Third Proportional to 8,426,896 and 18,675,936

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Solution

The third proportional to 8,426,896 and 18,675,936 is: 41,390,161.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,426,896 : 18,675,936 = 18,675,936 : x
  2. Step 2: Convert to fraction form
    8,426,896/18,675,936 = 18,675,936/x
  3. Step 3: Cross multiply
    8,426,896x = 18,675,936 × 18,675,936
  4. Step 4: Simplify right side
    8,426,896x = 348,790,585,476,096
  5. Step 5: Solve for x
    x = 348,790,585,476,096/8,426,896
  6. Step 6: Final answer
    x = 41,390,161.39

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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.