Home / 5,528,076.36-7,628,641.74-3,080,633.55

Finding the Fourth Proportional to 5,528,076.36, 7,628,641.74 and 3,080,633.55

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Solution

The fourth proportional to 5,528,076.36, 7,628,641.74 and 3,080,633.55 is: 4,251,216.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,528,076.36 : 7,628,641.74 = 3,080,633.55 : x
  2. Step 2: Convert to fraction form
    5,528,076.36/7,628,641.74 = 3,080,633.55/x
  3. Step 3: Cross multiply
    5,528,076.36x = 7,628,641.74 × 3,080,633.55
  4. Step 4: Simplify right side
    5,528,076.36x = 23,501,049,685,174.38
  5. Step 5: Solve for x
    x = 23,501,049,685,174.38/5,528,076.36
  6. Step 6: Final answer
    x = 4,251,216.55

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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.