Home / 7,858,037.66-11,794,658.39-5,671,861.23

Finding the Fourth Proportional to 7,858,037.66, 11,794,658.39 and 5,671,861.23

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Solution

The fourth proportional to 7,858,037.66, 11,794,658.39 and 5,671,861.23 is: 8,513,278.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,858,037.66 : 11,794,658.39 = 5,671,861.23 : x
  2. Step 2: Convert to fraction form
    7,858,037.66/11,794,658.39 = 5,671,861.23/x
  3. Step 3: Cross multiply
    7,858,037.66x = 11,794,658.39 × 5,671,861.23
  4. Step 4: Simplify right side
    7,858,037.66x = 66,897,665,614,975.91
  5. Step 5: Solve for x
    x = 66,897,665,614,975.91/7,858,037.66
  6. Step 6: Final answer
    x = 8,513,278.83

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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.