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Finding the Third Proportional to 27,640,003 and 43,355,051

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Solution

The third proportional to 27,640,003 and 43,355,051 is: 68,005,073.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,640,003 : 43,355,051 = 43,355,051 : x
  2. Step 2: Convert to fraction form
    27,640,003/43,355,051 = 43,355,051/x
  3. Step 3: Cross multiply
    27,640,003x = 43,355,051 × 43,355,051
  4. Step 4: Simplify right side
    27,640,003x = 1,879,660,447,212,601
  5. Step 5: Solve for x
    x = 1,879,660,447,212,601/27,640,003
  6. Step 6: Final answer
    x = 68,005,073.92

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.