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Finding the Third Proportional to 9,205,939.13 and 13,808,907

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Solution

The third proportional to 9,205,939.13 and 13,808,907 is: 20,713,357.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,205,939.13 : 13,808,907 = 13,808,907 : x
  2. Step 2: Convert to fraction form
    9,205,939.13/13,808,907 = 13,808,907/x
  3. Step 3: Cross multiply
    9,205,939.13x = 13,808,907 × 13,808,907
  4. Step 4: Simplify right side
    9,205,939.13x = 190,685,912,534,649
  5. Step 5: Solve for x
    x = 190,685,912,534,649/9,205,939.13
  6. Step 6: Final answer
    x = 20,713,357.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.