Home / 31,203,907.20-43,062,661.13-17,265,035.55

Finding the Fourth Proportional to 31,203,907.20, 43,062,661.13 and 17,265,035.55

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Solution

The fourth proportional to 31,203,907.20, 43,062,661.13 and 17,265,035.55 is: 23,826,451.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,203,907.20 : 43,062,661.13 = 17,265,035.55 : x
  2. Step 2: Convert to fraction form
    31,203,907.20/43,062,661.13 = 17,265,035.55/x
  3. Step 3: Cross multiply
    31,203,907.20x = 43,062,661.13 × 17,265,035.55
  4. Step 4: Simplify right side
    31,203,907.20x = 743,478,375,200,728
  5. Step 5: Solve for x
    x = 743,478,375,200,728/31,203,907.20
  6. Step 6: Final answer
    x = 23,826,451.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.