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Finding the Third Proportional to 13,988,072 and 30,101,912

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Solution

The third proportional to 13,988,072 and 30,101,912 is: 64,778,413.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,988,072 : 30,101,912 = 30,101,912 : x
  2. Step 2: Convert to fraction form
    13,988,072/30,101,912 = 30,101,912/x
  3. Step 3: Cross multiply
    13,988,072x = 30,101,912 × 30,101,912
  4. Step 4: Simplify right side
    13,988,072x = 906,125,106,055,744
  5. Step 5: Solve for x
    x = 906,125,106,055,744/13,988,072
  6. Step 6: Final answer
    x = 64,778,413.07

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.