Home / 6,787,708.20-9,367,222.05-3,690,440.01

Finding the Fourth Proportional to 6,787,708.20, 9,367,222.05 and 3,690,440.01

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Solution

The fourth proportional to 6,787,708.20, 9,367,222.05 and 3,690,440.01 is: 5,092,907.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,787,708.20 : 9,367,222.05 = 3,690,440.01 : x
  2. Step 2: Convert to fraction form
    6,787,708.20/9,367,222.05 = 3,690,440.01/x
  3. Step 3: Cross multiply
    6,787,708.20x = 9,367,222.05 × 3,690,440.01
  4. Step 4: Simplify right side
    6,787,708.20x = 34,569,171,035,874.22
  5. Step 5: Solve for x
    x = 34,569,171,035,874.22/6,787,708.20
  6. Step 6: Final answer
    x = 5,092,907.65

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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.