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Finding the Third Proportional to 27,972,082 and 43,200,338

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Solution

The third proportional to 27,972,082 and 43,200,338 is: 66,718,995.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,972,082 : 43,200,338 = 43,200,338 : x
  2. Step 2: Convert to fraction form
    27,972,082/43,200,338 = 43,200,338/x
  3. Step 3: Cross multiply
    27,972,082x = 43,200,338 × 43,200,338
  4. Step 4: Simplify right side
    27,972,082x = 1,866,269,203,314,244
  5. Step 5: Solve for x
    x = 1,866,269,203,314,244/27,972,082
  6. Step 6: Final answer
    x = 66,718,995.15

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.