Home / 7,204,379.64-9,942,122.37-3,941,124.30

Finding the Fourth Proportional to 7,204,379.64, 9,942,122.37 and 3,941,124.30

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Solution

The fourth proportional to 7,204,379.64, 9,942,122.37 and 3,941,124.30 is: 5,438,794.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,204,379.64 : 9,942,122.37 = 3,941,124.30 : x
  2. Step 2: Convert to fraction form
    7,204,379.64/9,942,122.37 = 3,941,124.30/x
  3. Step 3: Cross multiply
    7,204,379.64x = 9,942,122.37 × 3,941,124.30
  4. Step 4: Simplify right side
    7,204,379.64x = 39,183,140,092,967.35
  5. Step 5: Solve for x
    x = 39,183,140,092,967.35/7,204,379.64
  6. Step 6: Final answer
    x = 5,438,794.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.