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Finding the Third Proportional to 8,450,270 and 18,247,228

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Solution

The third proportional to 8,450,270 and 18,247,228 is: 39,402,448.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,450,270 : 18,247,228 = 18,247,228 : x
  2. Step 2: Convert to fraction form
    8,450,270/18,247,228 = 18,247,228/x
  3. Step 3: Cross multiply
    8,450,270x = 18,247,228 × 18,247,228
  4. Step 4: Simplify right side
    8,450,270x = 332,961,329,683,984
  5. Step 5: Solve for x
    x = 332,961,329,683,984/8,450,270
  6. Step 6: Final answer
    x = 39,402,448.64

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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.