Home / 13,874,340.26-20,811,011.45-3,639,118.29

Finding the Fourth Proportional to 13,874,340.26, 20,811,011.45 and 3,639,118.29

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Solution

The fourth proportional to 13,874,340.26, 20,811,011.45 and 3,639,118.29 is: 5,458,546.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,874,340.26 : 20,811,011.45 = 3,639,118.29 : x
  2. Step 2: Convert to fraction form
    13,874,340.26/20,811,011.45 = 3,639,118.29/x
  3. Step 3: Cross multiply
    13,874,340.26x = 20,811,011.45 × 3,639,118.29
  4. Step 4: Simplify right side
    13,874,340.26x = 75,733,732,382,898.83
  5. Step 5: Solve for x
    x = 75,733,732,382,898.83/13,874,340.26
  6. Step 6: Final answer
    x = 5,458,546.57

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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.