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Finding the Third Proportional to 12,631,136 and 27,781,696

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Solution

The third proportional to 12,631,136 and 27,781,696 is: 61,104,767.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,631,136 : 27,781,696 = 27,781,696 : x
  2. Step 2: Convert to fraction form
    12,631,136/27,781,696 = 27,781,696/x
  3. Step 3: Cross multiply
    12,631,136x = 27,781,696 × 27,781,696
  4. Step 4: Simplify right side
    12,631,136x = 771,822,632,636,416
  5. Step 5: Solve for x
    x = 771,822,632,636,416/12,631,136
  6. Step 6: Final answer
    x = 61,104,767.82

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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.