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Finding the Third Proportional to 10,447,515 and 21,952,566

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Solution

The third proportional to 10,447,515 and 21,952,566 is: 46,127,251.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,447,515 : 21,952,566 = 21,952,566 : x
  2. Step 2: Convert to fraction form
    10,447,515/21,952,566 = 21,952,566/x
  3. Step 3: Cross multiply
    10,447,515x = 21,952,566 × 21,952,566
  4. Step 4: Simplify right side
    10,447,515x = 481,915,153,984,356
  5. Step 5: Solve for x
    x = 481,915,153,984,356/10,447,515
  6. Step 6: Final answer
    x = 46,127,251.69

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.