Home / 11,111,268.92-15,335,949.47-6,761,756.61

Finding the Fourth Proportional to 11,111,268.92, 15,335,949.47 and 6,761,756.61

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Solution

The fourth proportional to 11,111,268.92, 15,335,949.47 and 6,761,756.61 is: 9,332,683.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,111,268.92 : 15,335,949.47 = 6,761,756.61 : x
  2. Step 2: Convert to fraction form
    11,111,268.92/15,335,949.47 = 6,761,756.61/x
  3. Step 3: Cross multiply
    11,111,268.92x = 15,335,949.47 × 6,761,756.61
  4. Step 4: Simplify right side
    11,111,268.92x = 103,697,957,665,589.72
  5. Step 5: Solve for x
    x = 103,697,957,665,589.72/11,111,268.92
  6. Step 6: Final answer
    x = 9,332,683.64

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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.