Home / 5,629,833.66-7,770,000.58-3,565,037.78

Finding the Fourth Proportional to 5,629,833.66, 7,770,000.58 and 3,565,037.78

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Solution

The fourth proportional to 5,629,833.66, 7,770,000.58 and 3,565,037.78 is: 4,920,277.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,629,833.66 : 7,770,000.58 = 3,565,037.78 : x
  2. Step 2: Convert to fraction form
    5,629,833.66/7,770,000.58 = 3,565,037.78/x
  3. Step 3: Cross multiply
    5,629,833.66x = 7,770,000.58 × 3,565,037.78
  4. Step 4: Simplify right side
    5,629,833.66x = 27,700,345,618,321.91
  5. Step 5: Solve for x
    x = 27,700,345,618,321.91/5,629,833.66
  6. Step 6: Final answer
    x = 4,920,277.81

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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.