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Finding the Third Proportional to 27,557,032 and 43,009,980

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Solution

The third proportional to 27,557,032 and 43,009,980 is: 67,128,360.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,557,032 : 43,009,980 = 43,009,980 : x
  2. Step 2: Convert to fraction form
    27,557,032/43,009,980 = 43,009,980/x
  3. Step 3: Cross multiply
    27,557,032x = 43,009,980 × 43,009,980
  4. Step 4: Simplify right side
    27,557,032x = 1,849,858,379,600,400
  5. Step 5: Solve for x
    x = 1,849,858,379,600,400/27,557,032
  6. Step 6: Final answer
    x = 67,128,360.54

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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.