Home / 57,632,996.36-79,533,297.20-31,171,379.72

Finding the Fourth Proportional to 57,632,996.36, 79,533,297.20 and 31,171,379.72

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Solution

The fourth proportional to 57,632,996.36, 79,533,297.20 and 31,171,379.72 is: 43,016,375.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,632,996.36 : 79,533,297.20 = 31,171,379.72 : x
  2. Step 2: Convert to fraction form
    57,632,996.36/79,533,297.20 = 31,171,379.72/x
  3. Step 3: Cross multiply
    57,632,996.36x = 79,533,297.20 × 31,171,379.72
  4. Step 4: Simplify right side
    57,632,996.36x = 2,479,162,607,404,813
  5. Step 5: Solve for x
    x = 2,479,162,607,404,813/57,632,996.36
  6. Step 6: Final answer
    x = 43,016,375.41

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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.