Home / 6,291,369.54-8,682,007.20-3,538,056.18

Finding the Fourth Proportional to 6,291,369.54, 8,682,007.20 and 3,538,056.18

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Solution

The fourth proportional to 6,291,369.54, 8,682,007.20 and 3,538,056.18 is: 4,882,470.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,291,369.54 : 8,682,007.20 = 3,538,056.18 : x
  2. Step 2: Convert to fraction form
    6,291,369.54/8,682,007.20 = 3,538,056.18/x
  3. Step 3: Cross multiply
    6,291,369.54x = 8,682,007.20 × 3,538,056.18
  4. Step 4: Simplify right side
    6,291,369.54x = 30,717,429,228,764.50
  5. Step 5: Solve for x
    x = 30,717,429,228,764.50/6,291,369.54
  6. Step 6: Final answer
    x = 4,882,470.98

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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.