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Finding the Third Proportional to 12,873,816 and 27,616,788

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Solution

The third proportional to 12,873,816 and 27,616,788 is: 59,243,271.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,873,816 : 27,616,788 = 27,616,788 : x
  2. Step 2: Convert to fraction form
    12,873,816/27,616,788 = 27,616,788/x
  3. Step 3: Cross multiply
    12,873,816x = 27,616,788 × 27,616,788
  4. Step 4: Simplify right side
    12,873,816x = 762,686,979,436,944
  5. Step 5: Solve for x
    x = 762,686,979,436,944/12,873,816
  6. Step 6: Final answer
    x = 59,243,271.73

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.