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Finding the Third Proportional to 12,631,108 and 27,781,640

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Solution

The third proportional to 12,631,108 and 27,781,640 is: 61,104,656.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,631,108 : 27,781,640 = 27,781,640 : x
  2. Step 2: Convert to fraction form
    12,631,108/27,781,640 = 27,781,640/x
  3. Step 3: Cross multiply
    12,631,108x = 27,781,640 × 27,781,640
  4. Step 4: Simplify right side
    12,631,108x = 771,819,521,089,600
  5. Step 5: Solve for x
    x = 771,819,521,089,600/12,631,108
  6. Step 6: Final answer
    x = 61,104,656.94

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.