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Finding the Third Proportional to 13,155,768 and 27,751,128

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Solution

The third proportional to 13,155,768 and 27,751,128 is: 58,538,969.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,155,768 : 27,751,128 = 27,751,128 : x
  2. Step 2: Convert to fraction form
    13,155,768/27,751,128 = 27,751,128/x
  3. Step 3: Cross multiply
    13,155,768x = 27,751,128 × 27,751,128
  4. Step 4: Simplify right side
    13,155,768x = 770,125,105,272,384
  5. Step 5: Solve for x
    x = 770,125,105,272,384/13,155,768
  6. Step 6: Final answer
    x = 58,538,969.77

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.