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Finding the Third Proportional to 17,148,920 and 37,752,220

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Solution

The third proportional to 17,148,920 and 37,752,220 is: 83,109,030.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,148,920 : 37,752,220 = 37,752,220 : x
  2. Step 2: Convert to fraction form
    17,148,920/37,752,220 = 37,752,220/x
  3. Step 3: Cross multiply
    17,148,920x = 37,752,220 × 37,752,220
  4. Step 4: Simplify right side
    17,148,920x = 1,425,230,114,928,400
  5. Step 5: Solve for x
    x = 1,425,230,114,928,400/17,148,920
  6. Step 6: Final answer
    x = 83,109,030.48

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.