Home / 6,278,831.20-9,418,246.80-3,086,005.60

Finding the Fourth Proportional to 6,278,831.20, 9,418,246.80 and 3,086,005.60

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Solution

The fourth proportional to 6,278,831.20, 9,418,246.80 and 3,086,005.60 is: 4,629,008.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,278,831.20 : 9,418,246.80 = 3,086,005.60 : x
  2. Step 2: Convert to fraction form
    6,278,831.20/9,418,246.80 = 3,086,005.60/x
  3. Step 3: Cross multiply
    6,278,831.20x = 9,418,246.80 × 3,086,005.60
  4. Step 4: Simplify right side
    6,278,831.20x = 29,064,762,366,982.08
  5. Step 5: Solve for x
    x = 29,064,762,366,982.08/6,278,831.20
  6. Step 6: Final answer
    x = 4,629,008.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.