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Finding the Third Proportional to 18,133,264 and 39,456,608

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Solution

The third proportional to 18,133,264 and 39,456,608 is: 85,854,588.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,133,264 : 39,456,608 = 39,456,608 : x
  2. Step 2: Convert to fraction form
    18,133,264/39,456,608 = 39,456,608/x
  3. Step 3: Cross multiply
    18,133,264x = 39,456,608 × 39,456,608
  4. Step 4: Simplify right side
    18,133,264x = 1,556,823,914,865,664
  5. Step 5: Solve for x
    x = 1,556,823,914,865,664/18,133,264
  6. Step 6: Final answer
    x = 85,854,588.28

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.