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Finding the Third Proportional to 9,930,091.50 and 21,427,749

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Solution

The third proportional to 9,930,091.50 and 21,427,749 is: 46,238,086.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,930,091.50 : 21,427,749 = 21,427,749 : x
  2. Step 2: Convert to fraction form
    9,930,091.50/21,427,749 = 21,427,749/x
  3. Step 3: Cross multiply
    9,930,091.50x = 21,427,749 × 21,427,749
  4. Step 4: Simplify right side
    9,930,091.50x = 459,148,427,207,001
  5. Step 5: Solve for x
    x = 459,148,427,207,001/9,930,091.50
  6. Step 6: Final answer
    x = 46,238,086.25

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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.