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Finding the Third Proportional to 12,846,936 and 18,915,504

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Solution

The third proportional to 12,846,936 and 18,915,504 is: 27,850,710.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,846,936 : 18,915,504 = 18,915,504 : x
  2. Step 2: Convert to fraction form
    12,846,936/18,915,504 = 18,915,504/x
  3. Step 3: Cross multiply
    12,846,936x = 18,915,504 × 18,915,504
  4. Step 4: Simplify right side
    12,846,936x = 357,796,291,574,016
  5. Step 5: Solve for x
    x = 357,796,291,574,016/12,846,936
  6. Step 6: Final answer
    x = 27,850,710.21

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.