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Finding the Third Proportional to 28,729,928 and 62,017,888

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Solution

The third proportional to 28,729,928 and 62,017,888 is: 133,874,976.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,729,928 : 62,017,888 = 62,017,888 : x
  2. Step 2: Convert to fraction form
    28,729,928/62,017,888 = 62,017,888/x
  3. Step 3: Cross multiply
    28,729,928x = 62,017,888 × 62,017,888
  4. Step 4: Simplify right side
    28,729,928x = 3,846,218,431,980,544
  5. Step 5: Solve for x
    x = 3,846,218,431,980,544/28,729,928
  6. Step 6: Final answer
    x = 133,874,976.37

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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.