Home / 57,632,994.36-79,533,294.44-31,171,377.72

Finding the Fourth Proportional to 57,632,994.36, 79,533,294.44 and 31,171,377.72

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Solution

The fourth proportional to 57,632,994.36, 79,533,294.44 and 31,171,377.72 is: 43,016,372.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,632,994.36 : 79,533,294.44 = 31,171,377.72 : x
  2. Step 2: Convert to fraction form
    57,632,994.36/79,533,294.44 = 31,171,377.72/x
  3. Step 3: Cross multiply
    57,632,994.36x = 79,533,294.44 × 31,171,377.72
  4. Step 4: Simplify right side
    57,632,994.36x = 2,479,162,362,305,215.50
  5. Step 5: Solve for x
    x = 2,479,162,362,305,215.50/57,632,994.36
  6. Step 6: Final answer
    x = 43,016,372.65

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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.