Home / 6,398,831.39-8,830,418.46-3,498,222.26

Finding the Fourth Proportional to 6,398,831.39, 8,830,418.46 and 3,498,222.26

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Solution

The fourth proportional to 6,398,831.39, 8,830,418.46 and 3,498,222.26 is: 4,827,563.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,398,831.39 : 8,830,418.46 = 3,498,222.26 : x
  2. Step 2: Convert to fraction form
    6,398,831.39/8,830,418.46 = 3,498,222.26/x
  3. Step 3: Cross multiply
    6,398,831.39x = 8,830,418.46 × 3,498,222.26
  4. Step 4: Simplify right side
    6,398,831.39x = 30,890,766,377,734.83
  5. Step 5: Solve for x
    x = 30,890,766,377,734.83/6,398,831.39
  6. Step 6: Final answer
    x = 4,827,563.74

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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.