Home / 7,485,473.25-11,281,431.38

Finding the Third Proportional to 7,485,473.25 and 11,281,431.38

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Solution

The third proportional to 7,485,473.25 and 11,281,431.38 is: 17,002,357.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,485,473.25 : 11,281,431.38 = 11,281,431.38 : x
  2. Step 2: Convert to fraction form
    7,485,473.25/11,281,431.38 = 11,281,431.38/x
  3. Step 3: Cross multiply
    7,485,473.25x = 11,281,431.38 × 11,281,431.38
  4. Step 4: Simplify right side
    7,485,473.25x = 127,270,693,868,834.39
  5. Step 5: Solve for x
    x = 127,270,693,868,834.39/7,485,473.25
  6. Step 6: Final answer
    x = 17,002,357.72

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.