Home / 13,613,786.56-20,420,449.44-4,029,112

Finding the Fourth Proportional to 13,613,786.56, 20,420,449.44 and 4,029,112

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Solution

The fourth proportional to 13,613,786.56, 20,420,449.44 and 4,029,112 is: 6,043,599.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,613,786.56 : 20,420,449.44 = 4,029,112 : x
  2. Step 2: Convert to fraction form
    13,613,786.56/20,420,449.44 = 4,029,112/x
  3. Step 3: Cross multiply
    13,613,786.56x = 20,420,449.44 × 4,029,112
  4. Step 4: Simplify right side
    13,613,786.56x = 82,276,277,884,097.28
  5. Step 5: Solve for x
    x = 82,276,277,884,097.28/13,613,786.56
  6. Step 6: Final answer
    x = 6,043,599.81

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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.