Home / 7,981,960.86-11,015,106.66-4,360,288.86

Finding the Fourth Proportional to 7,981,960.86, 11,015,106.66 and 4,360,288.86

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Solution

The fourth proportional to 7,981,960.86, 11,015,106.66 and 4,360,288.86 is: 6,017,198.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,981,960.86 : 11,015,106.66 = 4,360,288.86 : x
  2. Step 2: Convert to fraction form
    7,981,960.86/11,015,106.66 = 4,360,288.86/x
  3. Step 3: Cross multiply
    7,981,960.86x = 11,015,106.66 × 4,360,288.86
  4. Step 4: Simplify right side
    7,981,960.86x = 48,029,046,861,309.81
  5. Step 5: Solve for x
    x = 48,029,046,861,309.81/7,981,960.86
  6. Step 6: Final answer
    x = 6,017,198.99

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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.