Home / 3,467,139.19-5,389,552.69

Finding the Third Proportional to 3,467,139.19 and 5,389,552.69

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Solution

The third proportional to 3,467,139.19 and 5,389,552.69 is: 8,377,880.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,467,139.19 : 5,389,552.69 = 5,389,552.69 : x
  2. Step 2: Convert to fraction form
    3,467,139.19/5,389,552.69 = 5,389,552.69/x
  3. Step 3: Cross multiply
    3,467,139.19x = 5,389,552.69 × 5,389,552.69
  4. Step 4: Simplify right side
    3,467,139.19x = 29,047,278,171,338.47
  5. Step 5: Solve for x
    x = 29,047,278,171,338.47/3,467,139.19
  6. Step 6: Final answer
    x = 8,377,880.61

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.