Home / 12,068,391.24-18,090,629.64-5,667,184.80

Finding the Fourth Proportional to 12,068,391.24, 18,090,629.64 and 5,667,184.80

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Solution

The fourth proportional to 12,068,391.24, 18,090,629.64 and 5,667,184.80 is: 8,495,162.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,068,391.24 : 18,090,629.64 = 5,667,184.80 : x
  2. Step 2: Convert to fraction form
    12,068,391.24/18,090,629.64 = 5,667,184.80/x
  3. Step 3: Cross multiply
    12,068,391.24x = 18,090,629.64 × 5,667,184.80
  4. Step 4: Simplify right side
    12,068,391.24x = 102,522,941,318,237.47
  5. Step 5: Solve for x
    x = 102,522,941,318,237.47/12,068,391.24
  6. Step 6: Final answer
    x = 8,495,162.22

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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.