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Finding the Third Proportional to 9,660,617 and 20,834,554

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Solution

The third proportional to 9,660,617 and 20,834,554 is: 44,932,807.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,660,617 : 20,834,554 = 20,834,554 : x
  2. Step 2: Convert to fraction form
    9,660,617/20,834,554 = 20,834,554/x
  3. Step 3: Cross multiply
    9,660,617x = 20,834,554 × 20,834,554
  4. Step 4: Simplify right side
    9,660,617x = 434,078,640,378,916
  5. Step 5: Solve for x
    x = 434,078,640,378,916/9,660,617
  6. Step 6: Final answer
    x = 44,932,807.13

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.