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Finding the Third Proportional to 27,929,661 and 43,592,175

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Solution

The third proportional to 27,929,661 and 43,592,175 is: 68,037,980.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,929,661 : 43,592,175 = 43,592,175 : x
  2. Step 2: Convert to fraction form
    27,929,661/43,592,175 = 43,592,175/x
  3. Step 3: Cross multiply
    27,929,661x = 43,592,175 × 43,592,175
  4. Step 4: Simplify right side
    27,929,661x = 1,900,277,721,230,625
  5. Step 5: Solve for x
    x = 1,900,277,721,230,625/27,929,661
  6. Step 6: Final answer
    x = 68,037,980.17

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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.