Home / 6,872,584.12-9,483,612.94-3,972,162.85

Finding the Fourth Proportional to 6,872,584.12, 9,483,612.94 and 3,972,162.85

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Solution

The fourth proportional to 6,872,584.12, 9,483,612.94 and 3,972,162.85 is: 5,481,265.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,872,584.12 : 9,483,612.94 = 3,972,162.85 : x
  2. Step 2: Convert to fraction form
    6,872,584.12/9,483,612.94 = 3,972,162.85/x
  3. Step 3: Cross multiply
    6,872,584.12x = 9,483,612.94 × 3,972,162.85
  4. Step 4: Simplify right side
    6,872,584.12x = 37,670,454,985,303.45
  5. Step 5: Solve for x
    x = 37,670,454,985,303.45/6,872,584.12
  6. Step 6: Final answer
    x = 5,481,265.03

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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.