Home / 13,382,866.20-20,074,299.30-9,631,723.80

Finding the Fourth Proportional to 13,382,866.20, 20,074,299.30 and 9,631,723.80

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Solution

The fourth proportional to 13,382,866.20, 20,074,299.30 and 9,631,723.80 is: 14,447,585.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,382,866.20 : 20,074,299.30 = 9,631,723.80 : x
  2. Step 2: Convert to fraction form
    13,382,866.20/20,074,299.30 = 9,631,723.80/x
  3. Step 3: Cross multiply
    13,382,866.20x = 20,074,299.30 × 9,631,723.80
  4. Step 4: Simplify right side
    13,382,866.20x = 193,350,106,336,133.38
  5. Step 5: Solve for x
    x = 193,350,106,336,133.38/13,382,866.20
  6. Step 6: Final answer
    x = 14,447,585.70

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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.