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Finding the Third Proportional to 27,928,510 and 43,590,112

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Solution

The third proportional to 27,928,510 and 43,590,112 is: 68,034,344.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,928,510 : 43,590,112 = 43,590,112 : x
  2. Step 2: Convert to fraction form
    27,928,510/43,590,112 = 43,590,112/x
  3. Step 3: Cross multiply
    27,928,510x = 43,590,112 × 43,590,112
  4. Step 4: Simplify right side
    27,928,510x = 1,900,097,864,172,544
  5. Step 5: Solve for x
    x = 1,900,097,864,172,544/27,928,510
  6. Step 6: Final answer
    x = 68,034,344.27

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.