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Finding the Third Proportional to 8,475,560 and 18,395,980

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Solution

The third proportional to 8,475,560 and 18,395,980 is: 39,927,990.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,475,560 : 18,395,980 = 18,395,980 : x
  2. Step 2: Convert to fraction form
    8,475,560/18,395,980 = 18,395,980/x
  3. Step 3: Cross multiply
    8,475,560x = 18,395,980 × 18,395,980
  4. Step 4: Simplify right side
    8,475,560x = 338,412,080,160,400
  5. Step 5: Solve for x
    x = 338,412,080,160,400/8,475,560
  6. Step 6: Final answer
    x = 39,927,990.62

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.