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Finding the Third Proportional to 3,428,325 and 7,312,275

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Solution

The third proportional to 3,428,325 and 7,312,275 is: 15,596,352.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,428,325 : 7,312,275 = 7,312,275 : x
  2. Step 2: Convert to fraction form
    3,428,325/7,312,275 = 7,312,275/x
  3. Step 3: Cross multiply
    3,428,325x = 7,312,275 × 7,312,275
  4. Step 4: Simplify right side
    3,428,325x = 53,469,365,675,625
  5. Step 5: Solve for x
    x = 53,469,365,675,625/3,428,325
  6. Step 6: Final answer
    x = 15,596,352.64

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.