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Finding the Third Proportional to 4,500,981 and 6,431,805

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Solution

The third proportional to 4,500,981 and 6,431,805 is: 9,190,910.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,500,981 : 6,431,805 = 6,431,805 : x
  2. Step 2: Convert to fraction form
    4,500,981/6,431,805 = 6,431,805/x
  3. Step 3: Cross multiply
    4,500,981x = 6,431,805 × 6,431,805
  4. Step 4: Simplify right side
    4,500,981x = 41,368,115,558,025
  5. Step 5: Solve for x
    x = 41,368,115,558,025/4,500,981
  6. Step 6: Final answer
    x = 9,190,910.95

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.