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Finding the Third Proportional to 9,899,837 and 15,752,745

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Solution

The third proportional to 9,899,837 and 15,752,745 is: 25,065,965.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,899,837 : 15,752,745 = 15,752,745 : x
  2. Step 2: Convert to fraction form
    9,899,837/15,752,745 = 15,752,745/x
  3. Step 3: Cross multiply
    9,899,837x = 15,752,745 × 15,752,745
  4. Step 4: Simplify right side
    9,899,837x = 248,148,975,035,025
  5. Step 5: Solve for x
    x = 248,148,975,035,025/9,899,837
  6. Step 6: Final answer
    x = 25,065,965.74

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.