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Finding the Third Proportional to 12,621,338 and 27,228,148

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Solution

The third proportional to 12,621,338 and 27,228,148 is: 58,739,576.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,621,338 : 27,228,148 = 27,228,148 : x
  2. Step 2: Convert to fraction form
    12,621,338/27,228,148 = 27,228,148/x
  3. Step 3: Cross multiply
    12,621,338x = 27,228,148 × 27,228,148
  4. Step 4: Simplify right side
    12,621,338x = 741,372,043,509,904
  5. Step 5: Solve for x
    x = 741,372,043,509,904/12,621,338
  6. Step 6: Final answer
    x = 58,739,576.07

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.