Home / 9,286,247.83-12,815,022-5,211,866.83

Finding the Fourth Proportional to 9,286,247.83, 12,815,022 and 5,211,866.83

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Solution

The fourth proportional to 9,286,247.83, 12,815,022 and 5,211,866.83 is: 7,192,376.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,286,247.83 : 12,815,022 = 5,211,866.83 : x
  2. Step 2: Convert to fraction form
    9,286,247.83/12,815,022 = 5,211,866.83/x
  3. Step 3: Cross multiply
    9,286,247.83x = 12,815,022 × 5,211,866.83
  4. Step 4: Simplify right side
    9,286,247.83x = 66,790,188,087,520.26
  5. Step 5: Solve for x
    x = 66,790,188,087,520.26/9,286,247.83
  6. Step 6: Final answer
    x = 7,192,376.22

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1.5x scale

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.