Home / 11,888,294.32-16,405,568.61-6,993,831.61

Finding the Fourth Proportional to 11,888,294.32, 16,405,568.61 and 6,993,831.61

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Solution

The fourth proportional to 11,888,294.32, 16,405,568.61 and 6,993,831.61 is: 9,651,324.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,888,294.32 : 16,405,568.61 = 6,993,831.61 : x
  2. Step 2: Convert to fraction form
    11,888,294.32/16,405,568.61 = 6,993,831.61/x
  3. Step 3: Cross multiply
    11,888,294.32x = 16,405,568.61 × 6,993,831.61
  4. Step 4: Simplify right side
    11,888,294.32x = 114,737,784,324,641.77
  5. Step 5: Solve for x
    x = 114,737,784,324,641.77/11,888,294.32
  6. Step 6: Final answer
    x = 9,651,324.34

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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.