Home / 14,738,576.41-20,338,405.46-8,123,144.82

Finding the Fourth Proportional to 14,738,576.41, 20,338,405.46 and 8,123,144.82

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Solution

The fourth proportional to 14,738,576.41, 20,338,405.46 and 8,123,144.82 is: 11,209,482.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,738,576.41 : 20,338,405.46 = 8,123,144.82 : x
  2. Step 2: Convert to fraction form
    14,738,576.41/20,338,405.46 = 8,123,144.82/x
  3. Step 3: Cross multiply
    14,738,576.41x = 20,338,405.46 × 8,123,144.82
  4. Step 4: Simplify right side
    14,738,576.41x = 165,211,812,918,843
  5. Step 5: Solve for x
    x = 165,211,812,918,843/14,738,576.41
  6. Step 6: Final answer
    x = 11,209,482.41

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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.