Home / 13,769,771.58-20,657,629.26-4,185,922.32

Finding the Fourth Proportional to 13,769,771.58, 20,657,629.26 and 4,185,922.32

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Solution

The fourth proportional to 13,769,771.58, 20,657,629.26 and 4,185,922.32 is: 6,279,786.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,769,771.58 : 20,657,629.26 = 4,185,922.32 : x
  2. Step 2: Convert to fraction form
    13,769,771.58/20,657,629.26 = 4,185,922.32/x
  3. Step 3: Cross multiply
    13,769,771.58x = 20,657,629.26 × 4,185,922.32
  4. Step 4: Simplify right side
    13,769,771.58x = 86,471,231,397,719.09
  5. Step 5: Solve for x
    x = 86,471,231,397,719.09/13,769,771.58
  6. Step 6: Final answer
    x = 6,279,786.92

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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.