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Finding the Third Proportional to 15,126,120 and 33,190,920

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Solution

The third proportional to 15,126,120 and 33,190,920 is: 72,830,122.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,126,120 : 33,190,920 = 33,190,920 : x
  2. Step 2: Convert to fraction form
    15,126,120/33,190,920 = 33,190,920/x
  3. Step 3: Cross multiply
    15,126,120x = 33,190,920 × 33,190,920
  4. Step 4: Simplify right side
    15,126,120x = 1,101,637,170,446,400
  5. Step 5: Solve for x
    x = 1,101,637,170,446,400/15,126,120
  6. Step 6: Final answer
    x = 72,830,122.36

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.