Home / 8,399,206.86-12,600,812.61-2,719,432.86

Finding the Fourth Proportional to 8,399,206.86, 12,600,812.61 and 2,719,432.86

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Solution

The fourth proportional to 8,399,206.86, 12,600,812.61 and 2,719,432.86 is: 4,079,797.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,399,206.86 : 12,600,812.61 = 2,719,432.86 : x
  2. Step 2: Convert to fraction form
    8,399,206.86/12,600,812.61 = 2,719,432.86/x
  3. Step 3: Cross multiply
    8,399,206.86x = 12,600,812.61 × 2,719,432.86
  4. Step 4: Simplify right side
    8,399,206.86x = 34,267,063,874,336.36
  5. Step 5: Solve for x
    x = 34,267,063,874,336.36/8,399,206.86
  6. Step 6: Final answer
    x = 4,079,797.59

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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.