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Finding the Third Proportional to 9,627,539 and 21,144,754

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Solution

The third proportional to 9,627,539 and 21,144,754 is: 46,439,762.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,627,539 : 21,144,754 = 21,144,754 : x
  2. Step 2: Convert to fraction form
    9,627,539/21,144,754 = 21,144,754/x
  3. Step 3: Cross multiply
    9,627,539x = 21,144,754 × 21,144,754
  4. Step 4: Simplify right side
    9,627,539x = 447,100,621,720,516
  5. Step 5: Solve for x
    x = 447,100,621,720,516/9,627,539
  6. Step 6: Final answer
    x = 46,439,762.20

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.