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Finding the Third Proportional to 5,387,176.50 and 11,628,957

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Solution

The third proportional to 5,387,176.50 and 11,628,957 is: 25,102,693.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,387,176.50 : 11,628,957 = 11,628,957 : x
  2. Step 2: Convert to fraction form
    5,387,176.50/11,628,957 = 11,628,957/x
  3. Step 3: Cross multiply
    5,387,176.50x = 11,628,957 × 11,628,957
  4. Step 4: Simplify right side
    5,387,176.50x = 135,232,640,907,849
  5. Step 5: Solve for x
    x = 135,232,640,907,849/5,387,176.50
  6. Step 6: Final answer
    x = 25,102,693.57

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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.