Home / 5,555,754.49-8,375,273.25-5,185,406.55

Finding the Fourth Proportional to 5,555,754.49, 8,375,273.25 and 5,185,406.55

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Solution

The fourth proportional to 5,555,754.49, 8,375,273.25 and 5,185,406.55 is: 7,816,975.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555,754.49 : 8,375,273.25 = 5,185,406.55 : x
  2. Step 2: Convert to fraction form
    5,555,754.49/8,375,273.25 = 5,185,406.55/x
  3. Step 3: Cross multiply
    5,555,754.49x = 8,375,273.25 × 5,185,406.55
  4. Step 4: Simplify right side
    5,555,754.49x = 43,429,196,726,713.42
  5. Step 5: Solve for x
    x = 43,429,196,726,713.42/5,555,754.49
  6. Step 6: Final answer
    x = 7,816,975.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.