Home / 57,632,990.57-79,533,289.19-31,171,373.94

Finding the Fourth Proportional to 57,632,990.57, 79,533,289.19 and 31,171,373.94

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Solution

The fourth proportional to 57,632,990.57, 79,533,289.19 and 31,171,373.94 is: 43,016,367.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,632,990.57 : 79,533,289.19 = 31,171,373.94 : x
  2. Step 2: Convert to fraction form
    57,632,990.57/79,533,289.19 = 31,171,373.94/x
  3. Step 3: Cross multiply
    57,632,990.57x = 79,533,289.19 × 31,171,373.94
  4. Step 4: Simplify right side
    57,632,990.57x = 2,479,161,898,395,828
  5. Step 5: Solve for x
    x = 2,479,161,898,395,828/57,632,990.57
  6. Step 6: Final answer
    x = 43,016,367.43

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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.