Home / 57,730,742.14-79,667,789.44-31,268,437.66

Finding the Fourth Proportional to 57,730,742.14, 79,667,789.44 and 31,268,437.66

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Solution

The fourth proportional to 57,730,742.14, 79,667,789.44 and 31,268,437.66 is: 43,150,100.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,730,742.14 : 79,667,789.44 = 31,268,437.66 : x
  2. Step 2: Convert to fraction form
    57,730,742.14/79,667,789.44 = 31,268,437.66/x
  3. Step 3: Cross multiply
    57,730,742.14x = 79,667,789.44 × 31,268,437.66
  4. Step 4: Simplify right side
    57,730,742.14x = 2,491,087,307,614,646
  5. Step 5: Solve for x
    x = 2,491,087,307,614,646/57,730,742.14
  6. Step 6: Final answer
    x = 43,150,100.19

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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.