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Finding the Third Proportional to 4,431,981 and 9,525,975

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Solution

The third proportional to 4,431,981 and 9,525,975 is: 20,474,862.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,431,981 : 9,525,975 = 9,525,975 : x
  2. Step 2: Convert to fraction form
    4,431,981/9,525,975 = 9,525,975/x
  3. Step 3: Cross multiply
    4,431,981x = 9,525,975 × 9,525,975
  4. Step 4: Simplify right side
    4,431,981x = 90,744,199,700,625
  5. Step 5: Solve for x
    x = 90,744,199,700,625/4,431,981
  6. Step 6: Final answer
    x = 20,474,862.08

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.