Home / 57,196,837.37-85,767,357.22-20,296,232.75

Finding the Fourth Proportional to 57,196,837.37, 85,767,357.22 and 20,296,232.75

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Solution

The fourth proportional to 57,196,837.37, 85,767,357.22 and 20,296,232.75 is: 30,434,449.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,196,837.37 : 85,767,357.22 = 20,296,232.75 : x
  2. Step 2: Convert to fraction form
    57,196,837.37/85,767,357.22 = 20,296,232.75/x
  3. Step 3: Cross multiply
    57,196,837.37x = 85,767,357.22 × 20,296,232.75
  4. Step 4: Simplify right side
    57,196,837.37x = 1,740,754,244,489,513
  5. Step 5: Solve for x
    x = 1,740,754,244,489,513/57,196,837.37
  6. Step 6: Final answer
    x = 30,434,449.26

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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.