Home / 6,834,005.20-10,251,007.80-2,789,148.70

Finding the Fourth Proportional to 6,834,005.20, 10,251,007.80 and 2,789,148.70

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Solution

The fourth proportional to 6,834,005.20, 10,251,007.80 and 2,789,148.70 is: 4,183,723.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,834,005.20 : 10,251,007.80 = 2,789,148.70 : x
  2. Step 2: Convert to fraction form
    6,834,005.20/10,251,007.80 = 2,789,148.70/x
  3. Step 3: Cross multiply
    6,834,005.20x = 10,251,007.80 × 2,789,148.70
  4. Step 4: Simplify right side
    6,834,005.20x = 28,591,585,079,059.86
  5. Step 5: Solve for x
    x = 28,591,585,079,059.86/6,834,005.20
  6. Step 6: Final answer
    x = 4,183,723.05

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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.