Home / 5,105,479.58-7,045,561.66-2,813,640.27

Finding the Fourth Proportional to 5,105,479.58, 7,045,561.66 and 2,813,640.27

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Solution

The fourth proportional to 5,105,479.58, 7,045,561.66 and 2,813,640.27 is: 3,882,823.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,105,479.58 : 7,045,561.66 = 2,813,640.27 : x
  2. Step 2: Convert to fraction form
    5,105,479.58/7,045,561.66 = 2,813,640.27/x
  3. Step 3: Cross multiply
    5,105,479.58x = 7,045,561.66 × 2,813,640.27
  4. Step 4: Simplify right side
    5,105,479.58x = 19,823,676,011,344.05
  5. Step 5: Solve for x
    x = 19,823,676,011,344.05/5,105,479.58
  6. Step 6: Final answer
    x = 3,882,823.48

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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.