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Finding the Third Proportional to 12,228,576 and 18,373,680

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Solution

The third proportional to 12,228,576 and 18,373,680 is: 27,606,821.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,228,576 : 18,373,680 = 18,373,680 : x
  2. Step 2: Convert to fraction form
    12,228,576/18,373,680 = 18,373,680/x
  3. Step 3: Cross multiply
    12,228,576x = 18,373,680 × 18,373,680
  4. Step 4: Simplify right side
    12,228,576x = 337,592,116,742,400
  5. Step 5: Solve for x
    x = 337,592,116,742,400/12,228,576
  6. Step 6: Final answer
    x = 27,606,821.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.