Home / 20,157,722.44-30,236,694.39-5,011,653.94

Finding the Fourth Proportional to 20,157,722.44, 30,236,694.39 and 5,011,653.94

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Solution

The fourth proportional to 20,157,722.44, 30,236,694.39 and 5,011,653.94 is: 7,517,508.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,157,722.44 : 30,236,694.39 = 5,011,653.94 : x
  2. Step 2: Convert to fraction form
    20,157,722.44/30,236,694.39 = 5,011,653.94/x
  3. Step 3: Cross multiply
    20,157,722.44x = 30,236,694.39 × 5,011,653.94
  4. Step 4: Simplify right side
    20,157,722.44x = 151,535,848,496,627.66
  5. Step 5: Solve for x
    x = 151,535,848,496,627.66/20,157,722.44
  6. Step 6: Final answer
    x = 7,517,508.44

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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.