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Finding the Third Proportional to 28,916,460 and 38,550,978

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Solution

The third proportional to 28,916,460 and 38,550,978 is: 51,395,568.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,916,460 : 38,550,978 = 38,550,978 : x
  2. Step 2: Convert to fraction form
    28,916,460/38,550,978 = 38,550,978/x
  3. Step 3: Cross multiply
    28,916,460x = 38,550,978 × 38,550,978
  4. Step 4: Simplify right side
    28,916,460x = 1,486,177,904,756,484
  5. Step 5: Solve for x
    x = 1,486,177,904,756,484/28,916,460
  6. Step 6: Final answer
    x = 51,395,568.64

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.