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Finding the Third Proportional to 9,945,607 and 21,740,099

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Solution

The third proportional to 9,945,607 and 21,740,099 is: 47,521,675.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,945,607 : 21,740,099 = 21,740,099 : x
  2. Step 2: Convert to fraction form
    9,945,607/21,740,099 = 21,740,099/x
  3. Step 3: Cross multiply
    9,945,607x = 21,740,099 × 21,740,099
  4. Step 4: Simplify right side
    9,945,607x = 472,631,904,529,801
  5. Step 5: Solve for x
    x = 472,631,904,529,801/9,945,607
  6. Step 6: Final answer
    x = 47,521,675.10

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.