Home / 12,134,998.24-18,195,455.22-5,745,196.60

Finding the Fourth Proportional to 12,134,998.24, 18,195,455.22 and 5,745,196.60

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Solution

The fourth proportional to 12,134,998.24, 18,195,455.22 and 5,745,196.60 is: 8,614,460.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,134,998.24 : 18,195,455.22 = 5,745,196.60 : x
  2. Step 2: Convert to fraction form
    12,134,998.24/18,195,455.22 = 5,745,196.60/x
  3. Step 3: Cross multiply
    12,134,998.24x = 18,195,455.22 × 5,745,196.60
  4. Step 4: Simplify right side
    12,134,998.24x = 104,536,467,465,396.23
  5. Step 5: Solve for x
    x = 104,536,467,465,396.23/12,134,998.24
  6. Step 6: Final answer
    x = 8,614,460.87

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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.