Home / 6,722,088.77-9,276,438.78-3,821,480.39

Finding the Fourth Proportional to 6,722,088.77, 9,276,438.78 and 3,821,480.39

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Solution

The fourth proportional to 6,722,088.77, 9,276,438.78 and 3,821,480.39 is: 5,273,618.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,722,088.77 : 9,276,438.78 = 3,821,480.39 : x
  2. Step 2: Convert to fraction form
    6,722,088.77/9,276,438.78 = 3,821,480.39/x
  3. Step 3: Cross multiply
    6,722,088.77x = 9,276,438.78 × 3,821,480.39
  4. Step 4: Simplify right side
    6,722,088.77x = 35,449,728,840,423.33
  5. Step 5: Solve for x
    x = 35,449,728,840,423.33/6,722,088.77
  6. Step 6: Final answer
    x = 5,273,618.08

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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.