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Finding the Third Proportional to 28,765,281 and 61,799,478

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Solution

The third proportional to 28,765,281 and 61,799,478 is: 132,770,317.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,765,281 : 61,799,478 = 61,799,478 : x
  2. Step 2: Convert to fraction form
    28,765,281/61,799,478 = 61,799,478/x
  3. Step 3: Cross multiply
    28,765,281x = 61,799,478 × 61,799,478
  4. Step 4: Simplify right side
    28,765,281x = 3,819,175,481,072,484
  5. Step 5: Solve for x
    x = 3,819,175,481,072,484/28,765,281
  6. Step 6: Final answer
    x = 132,770,317.14

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.