Home / 8,085,484.80-12,117,738.24-3,287,589.12

Finding the Fourth Proportional to 8,085,484.80, 12,117,738.24 and 3,287,589.12

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Solution

The fourth proportional to 8,085,484.80, 12,117,738.24 and 3,287,589.12 is: 4,927,118.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,085,484.80 : 12,117,738.24 = 3,287,589.12 : x
  2. Step 2: Convert to fraction form
    8,085,484.80/12,117,738.24 = 3,287,589.12/x
  3. Step 3: Cross multiply
    8,085,484.80x = 12,117,738.24 × 3,287,589.12
  4. Step 4: Simplify right side
    8,085,484.80x = 39,838,144,396,831.95
  5. Step 5: Solve for x
    x = 39,838,144,396,831.95/8,085,484.80
  6. Step 6: Final answer
    x = 4,927,118.83

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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.