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Finding the Third Proportional to 21,557,271 and 45,936,593

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Solution

The third proportional to 21,557,271 and 45,936,593 is: 97,886,721.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,557,271 : 45,936,593 = 45,936,593 : x
  2. Step 2: Convert to fraction form
    21,557,271/45,936,593 = 45,936,593/x
  3. Step 3: Cross multiply
    21,557,271x = 45,936,593 × 45,936,593
  4. Step 4: Simplify right side
    21,557,271x = 2,110,170,576,447,649
  5. Step 5: Solve for x
    x = 2,110,170,576,447,649/21,557,271
  6. Step 6: Final answer
    x = 97,886,721.21

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.