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Finding the Third Proportional to 17,177,453 and 36,342,880

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Solution

The third proportional to 17,177,453 and 36,342,880 is: 76,891,779.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,177,453 : 36,342,880 = 36,342,880 : x
  2. Step 2: Convert to fraction form
    17,177,453/36,342,880 = 36,342,880/x
  3. Step 3: Cross multiply
    17,177,453x = 36,342,880 × 36,342,880
  4. Step 4: Simplify right side
    17,177,453x = 1,320,804,926,694,400
  5. Step 5: Solve for x
    x = 1,320,804,926,694,400/17,177,453
  6. Step 6: Final answer
    x = 76,891,779.40

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.