Home / 7,275,151.68-10,039,576.80-4,012,268

Finding the Fourth Proportional to 7,275,151.68, 10,039,576.80 and 4,012,268

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Solution

The fourth proportional to 7,275,151.68, 10,039,576.80 and 4,012,268 is: 5,536,856.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,275,151.68 : 10,039,576.80 = 4,012,268 : x
  2. Step 2: Convert to fraction form
    7,275,151.68/10,039,576.80 = 4,012,268/x
  3. Step 3: Cross multiply
    7,275,151.68x = 10,039,576.80 × 4,012,268
  4. Step 4: Simplify right side
    7,275,151.68x = 40,281,472,728,182.41
  5. Step 5: Solve for x
    x = 40,281,472,728,182.41/7,275,151.68
  6. Step 6: Final answer
    x = 5,536,856.76

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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.