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Finding the Third Proportional to 3,191,728.50 and 6,925,995

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Solution

The third proportional to 3,191,728.50 and 6,925,995 is: 15,029,287.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,191,728.50 : 6,925,995 = 6,925,995 : x
  2. Step 2: Convert to fraction form
    3,191,728.50/6,925,995 = 6,925,995/x
  3. Step 3: Cross multiply
    3,191,728.50x = 6,925,995 × 6,925,995
  4. Step 4: Simplify right side
    3,191,728.50x = 47,969,406,740,025
  5. Step 5: Solve for x
    x = 47,969,406,740,025/3,191,728.50
  6. Step 6: Final answer
    x = 15,029,287.97

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.