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Finding the Third Proportional to 3,257,460.56 and 7,019,811

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Solution

The third proportional to 3,257,460.56 and 7,019,811 is: 15,127,657.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,257,460.56 : 7,019,811 = 7,019,811 : x
  2. Step 2: Convert to fraction form
    3,257,460.56/7,019,811 = 7,019,811/x
  3. Step 3: Cross multiply
    3,257,460.56x = 7,019,811 × 7,019,811
  4. Step 4: Simplify right side
    3,257,460.56x = 49,277,746,475,721
  5. Step 5: Solve for x
    x = 49,277,746,475,721/3,257,460.56
  6. Step 6: Final answer
    x = 15,127,657.12

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.