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Finding the Third Proportional to 18,290,100 and 26,929,836

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Solution

The third proportional to 18,290,100 and 26,929,836 is: 39,650,743.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,290,100 : 26,929,836 = 26,929,836 : x
  2. Step 2: Convert to fraction form
    18,290,100/26,929,836 = 26,929,836/x
  3. Step 3: Cross multiply
    18,290,100x = 26,929,836 × 26,929,836
  4. Step 4: Simplify right side
    18,290,100x = 725,216,066,986,896
  5. Step 5: Solve for x
    x = 725,216,066,986,896/18,290,100
  6. Step 6: Final answer
    x = 39,650,743.68

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.