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Finding the Third Proportional to 9,173,022 and 21,420,554.75

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Solution

The third proportional to 9,173,022 and 21,420,554.75 is: 50,020,611.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,173,022 : 21,420,554.75 = 21,420,554.75 : x
  2. Step 2: Convert to fraction form
    9,173,022/21,420,554.75 = 21,420,554.75/x
  3. Step 3: Cross multiply
    9,173,022x = 21,420,554.75 × 21,420,554.75
  4. Step 4: Simplify right side
    9,173,022x = 458,840,165,797,747.56
  5. Step 5: Solve for x
    x = 458,840,165,797,747.56/9,173,022
  6. Step 6: Final answer
    x = 50,020,611.07

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.