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Finding the Third Proportional to 12,379,788 and 27,151,057

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Solution

The third proportional to 12,379,788 and 27,151,057 is: 59,547,053.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,379,788 : 27,151,057 = 27,151,057 : x
  2. Step 2: Convert to fraction form
    12,379,788/27,151,057 = 27,151,057/x
  3. Step 3: Cross multiply
    12,379,788x = 27,151,057 × 27,151,057
  4. Step 4: Simplify right side
    12,379,788x = 737,179,896,217,249
  5. Step 5: Solve for x
    x = 737,179,896,217,249/12,379,788
  6. Step 6: Final answer
    x = 59,547,053.33

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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.