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Finding the Third Proportional to 11,813,128 and 25,642,944

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Solution

The third proportional to 11,813,128 and 25,642,944 is: 55,663,544.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,813,128 : 25,642,944 = 25,642,944 : x
  2. Step 2: Convert to fraction form
    11,813,128/25,642,944 = 25,642,944/x
  3. Step 3: Cross multiply
    11,813,128x = 25,642,944 × 25,642,944
  4. Step 4: Simplify right side
    11,813,128x = 657,560,576,987,136
  5. Step 5: Solve for x
    x = 657,560,576,987,136/11,813,128
  6. Step 6: Final answer
    x = 55,663,544.57

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.