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Finding the Third Proportional to 8,719,484 and 18,771,571

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Solution

The third proportional to 8,719,484 and 18,771,571 is: 40,412,010.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,719,484 : 18,771,571 = 18,771,571 : x
  2. Step 2: Convert to fraction form
    8,719,484/18,771,571 = 18,771,571/x
  3. Step 3: Cross multiply
    8,719,484x = 18,771,571 × 18,771,571
  4. Step 4: Simplify right side
    8,719,484x = 352,371,877,808,041
  5. Step 5: Solve for x
    x = 352,371,877,808,041/8,719,484
  6. Step 6: Final answer
    x = 40,412,010.37

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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.