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Finding the Third Proportional to 12,062,276 and 18,653,576

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Solution

The third proportional to 12,062,276 and 18,653,576 is: 28,846,620.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,062,276 : 18,653,576 = 18,653,576 : x
  2. Step 2: Convert to fraction form
    12,062,276/18,653,576 = 18,653,576/x
  3. Step 3: Cross multiply
    12,062,276x = 18,653,576 × 18,653,576
  4. Step 4: Simplify right side
    12,062,276x = 347,955,897,587,776
  5. Step 5: Solve for x
    x = 347,955,897,587,776/12,062,276
  6. Step 6: Final answer
    x = 28,846,620.45

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.