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Finding the Third Proportional to 6,812,930 and 10,687,491

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Solution

The third proportional to 6,812,930 and 10,687,491 is: 16,765,541.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,812,930 : 10,687,491 = 10,687,491 : x
  2. Step 2: Convert to fraction form
    6,812,930/10,687,491 = 10,687,491/x
  3. Step 3: Cross multiply
    6,812,930x = 10,687,491 × 10,687,491
  4. Step 4: Simplify right side
    6,812,930x = 114,222,463,875,081
  5. Step 5: Solve for x
    x = 114,222,463,875,081/6,812,930
  6. Step 6: Final answer
    x = 16,765,541.97

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.