Home / 6,479,089.70-9,718,634.55-6,384,611.30

Finding the Fourth Proportional to 6,479,089.70, 9,718,634.55 and 6,384,611.30

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Solution

The fourth proportional to 6,479,089.70, 9,718,634.55 and 6,384,611.30 is: 9,576,916.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,479,089.70 : 9,718,634.55 = 6,384,611.30 : x
  2. Step 2: Convert to fraction form
    6,479,089.70/9,718,634.55 = 6,384,611.30/x
  3. Step 3: Cross multiply
    6,479,089.70x = 9,718,634.55 × 6,384,611.30
  4. Step 4: Simplify right side
    6,479,089.70x = 62,049,703,968,500.41
  5. Step 5: Solve for x
    x = 62,049,703,968,500.41/6,479,089.70
  6. Step 6: Final answer
    x = 9,576,916.95

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Similar ratio
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1.5x scale

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.