Home / 9,122,601.05-12,589,194.35-4,992,629.75

Finding the Fourth Proportional to 9,122,601.05, 12,589,194.35 and 4,992,629.75

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Solution

The fourth proportional to 9,122,601.05, 12,589,194.35 and 4,992,629.75 is: 6,889,831.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,122,601.05 : 12,589,194.35 = 4,992,629.75 : x
  2. Step 2: Convert to fraction form
    9,122,601.05/12,589,194.35 = 4,992,629.75/x
  3. Step 3: Cross multiply
    9,122,601.05x = 12,589,194.35 × 4,992,629.75
  4. Step 4: Simplify right side
    9,122,601.05x = 62,853,186,152,432.80
  5. Step 5: Solve for x
    x = 62,853,186,152,432.80/9,122,601.05
  6. Step 6: Final answer
    x = 6,889,831.73

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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.