Home / 6,891,831.60-10,339,950.60-2,100,433.20

Finding the Fourth Proportional to 6,891,831.60, 10,339,950.60 and 2,100,433.20

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Solution

The fourth proportional to 6,891,831.60, 10,339,950.60 and 2,100,433.20 is: 3,151,321.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,891,831.60 : 10,339,950.60 = 2,100,433.20 : x
  2. Step 2: Convert to fraction form
    6,891,831.60/10,339,950.60 = 2,100,433.20/x
  3. Step 3: Cross multiply
    6,891,831.60x = 10,339,950.60 × 2,100,433.20
  4. Step 4: Simplify right side
    6,891,831.60x = 21,718,375,526,599.92
  5. Step 5: Solve for x
    x = 21,718,375,526,599.92/6,891,831.60
  6. Step 6: Final answer
    x = 3,151,321.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.