Home / 12,331,761.41-17,017,867.16-6,825,518.71

Finding the Fourth Proportional to 12,331,761.41, 17,017,867.16 and 6,825,518.71

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Solution

The fourth proportional to 12,331,761.41, 17,017,867.16 and 6,825,518.71 is: 9,419,235.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,331,761.41 : 17,017,867.16 = 6,825,518.71 : x
  2. Step 2: Convert to fraction form
    12,331,761.41/17,017,867.16 = 6,825,518.71/x
  3. Step 3: Cross multiply
    12,331,761.41x = 17,017,867.16 × 6,825,518.71
  4. Step 4: Simplify right side
    12,331,761.41x = 116,155,770,585,657.64
  5. Step 5: Solve for x
    x = 116,155,770,585,657.64/12,331,761.41
  6. Step 6: Final answer
    x = 9,419,235.97

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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.