Home / 31,964,067.77-44,099,619.90-18,203,288.81

Finding the Fourth Proportional to 31,964,067.77, 44,099,619.90 and 18,203,288.81

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Solution

The fourth proportional to 31,964,067.77, 44,099,619.90 and 18,203,288.81 is: 25,114,391.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,964,067.77 : 44,099,619.90 = 18,203,288.81 : x
  2. Step 2: Convert to fraction form
    31,964,067.77/44,099,619.90 = 18,203,288.81/x
  3. Step 3: Cross multiply
    31,964,067.77x = 44,099,619.90 × 18,203,288.81
  4. Step 4: Simplify right side
    31,964,067.77x = 802,758,117,450,923.25
  5. Step 5: Solve for x
    x = 802,758,117,450,923.25/31,964,067.77
  6. Step 6: Final answer
    x = 25,114,391.67

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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.