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Finding the Third Proportional to 3,135,685.50 and 6,869,259

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Solution

The third proportional to 3,135,685.50 and 6,869,259 is: 15,048,294.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,135,685.50 : 6,869,259 = 6,869,259 : x
  2. Step 2: Convert to fraction form
    3,135,685.50/6,869,259 = 6,869,259/x
  3. Step 3: Cross multiply
    3,135,685.50x = 6,869,259 × 6,869,259
  4. Step 4: Simplify right side
    3,135,685.50x = 47,186,719,209,081
  5. Step 5: Solve for x
    x = 47,186,719,209,081/3,135,685.50
  6. Step 6: Final answer
    x = 15,048,294.61

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.