Home / 33,990,410.78-50,949,311.06-19,385,887.22

Finding the Fourth Proportional to 33,990,410.78, 50,949,311.06 and 19,385,887.22

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Solution

The fourth proportional to 33,990,410.78, 50,949,311.06 and 19,385,887.22 is: 29,058,124.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,990,410.78 : 50,949,311.06 = 19,385,887.22 : x
  2. Step 2: Convert to fraction form
    33,990,410.78/50,949,311.06 = 19,385,887.22/x
  3. Step 3: Cross multiply
    33,990,410.78x = 50,949,311.06 × 19,385,887.22
  4. Step 4: Simplify right side
    33,990,410.78x = 987,697,597,985,242.62
  5. Step 5: Solve for x
    x = 987,697,597,985,242.62/33,990,410.78
  6. Step 6: Final answer
    x = 29,058,124.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.