Home / 6,200,831.40-8,557,626.66-3,720,145.02

Finding the Fourth Proportional to 6,200,831.40, 8,557,626.66 and 3,720,145.02

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Solution

The fourth proportional to 6,200,831.40, 8,557,626.66 and 3,720,145.02 is: 5,134,087.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,200,831.40 : 8,557,626.66 = 3,720,145.02 : x
  2. Step 2: Convert to fraction form
    6,200,831.40/8,557,626.66 = 3,720,145.02/x
  3. Step 3: Cross multiply
    6,200,831.40x = 8,557,626.66 × 3,720,145.02
  4. Step 4: Simplify right side
    6,200,831.40x = 31,835,612,177,102.41
  5. Step 5: Solve for x
    x = 31,835,612,177,102.41/6,200,831.40
  6. Step 6: Final answer
    x = 5,134,087.69

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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.