Home / 12,230,053.62-18,347,286.87-5,037,661.86

Finding the Fourth Proportional to 12,230,053.62, 18,347,286.87 and 5,037,661.86

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Solution

The fourth proportional to 12,230,053.62, 18,347,286.87 and 5,037,661.86 is: 7,557,401.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,230,053.62 : 18,347,286.87 = 5,037,661.86 : x
  2. Step 2: Convert to fraction form
    12,230,053.62/18,347,286.87 = 5,037,661.86/x
  3. Step 3: Cross multiply
    12,230,053.62x = 18,347,286.87 × 5,037,661.86
  4. Step 4: Simplify right side
    12,230,053.62x = 92,427,427,299,477.80
  5. Step 5: Solve for x
    x = 92,427,427,299,477.80/12,230,053.62
  6. Step 6: Final answer
    x = 7,557,401.64

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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.