Home / 6,346,447.20-8,745,963.66-6,229,836.36

Finding the Fourth Proportional to 6,346,447.20, 8,745,963.66 and 6,229,836.36

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Solution

The fourth proportional to 6,346,447.20, 8,745,963.66 and 6,229,836.36 is: 8,585,263.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,346,447.20 : 8,745,963.66 = 6,229,836.36 : x
  2. Step 2: Convert to fraction form
    6,346,447.20/8,745,963.66 = 6,229,836.36/x
  3. Step 3: Cross multiply
    6,346,447.20x = 8,745,963.66 × 6,229,836.36
  4. Step 4: Simplify right side
    6,346,447.20x = 54,485,922,412,306.68
  5. Step 5: Solve for x
    x = 54,485,922,412,306.68/6,346,447.20
  6. Step 6: Final answer
    x = 8,585,263.64

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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.