Home / 57,273,774.08-85,918,731.41-18,399,190.82

Finding the Fourth Proportional to 57,273,774.08, 85,918,731.41 and 18,399,190.82

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Solution

The fourth proportional to 57,273,774.08, 85,918,731.41 and 18,399,190.82 is: 27,601,378.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,273,774.08 : 85,918,731.41 = 18,399,190.82 : x
  2. Step 2: Convert to fraction form
    57,273,774.08/85,918,731.41 = 18,399,190.82/x
  3. Step 3: Cross multiply
    57,273,774.08x = 85,918,731.41 × 18,399,190.82
  4. Step 4: Simplify right side
    57,273,774.08x = 1,580,835,133,841,322
  5. Step 5: Solve for x
    x = 1,580,835,133,841,322/57,273,774.08
  6. Step 6: Final answer
    x = 27,601,378.81

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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.