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Finding the Third Proportional to 9,719,496 and 20,881,372

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Solution

The third proportional to 9,719,496 and 20,881,372 is: 44,861,554.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,719,496 : 20,881,372 = 20,881,372 : x
  2. Step 2: Convert to fraction form
    9,719,496/20,881,372 = 20,881,372/x
  3. Step 3: Cross multiply
    9,719,496x = 20,881,372 × 20,881,372
  4. Step 4: Simplify right side
    9,719,496x = 436,031,696,602,384
  5. Step 5: Solve for x
    x = 436,031,696,602,384/9,719,496
  6. Step 6: Final answer
    x = 44,861,554.20

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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.