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Finding the Third Proportional to 17,890,383 and 38,613,390

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Solution

The third proportional to 17,890,383 and 38,613,390 is: 83,340,523.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,890,383 : 38,613,390 = 38,613,390 : x
  2. Step 2: Convert to fraction form
    17,890,383/38,613,390 = 38,613,390/x
  3. Step 3: Cross multiply
    17,890,383x = 38,613,390 × 38,613,390
  4. Step 4: Simplify right side
    17,890,383x = 1,490,993,887,292,100
  5. Step 5: Solve for x
    x = 1,490,993,887,292,100/17,890,383
  6. Step 6: Final answer
    x = 83,340,523.64

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.