Home / 11,237,215.20-16,855,822.80-8,367,433.80

Finding the Fourth Proportional to 11,237,215.20, 16,855,822.80 and 8,367,433.80

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Solution

The fourth proportional to 11,237,215.20, 16,855,822.80 and 8,367,433.80 is: 12,551,150.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,237,215.20 : 16,855,822.80 = 8,367,433.80 : x
  2. Step 2: Convert to fraction form
    11,237,215.20/16,855,822.80 = 8,367,433.80/x
  3. Step 3: Cross multiply
    11,237,215.20x = 16,855,822.80 × 8,367,433.80
  4. Step 4: Simplify right side
    11,237,215.20x = 141,039,981,423,530.66
  5. Step 5: Solve for x
    x = 141,039,981,423,530.66/11,237,215.20
  6. Step 6: Final answer
    x = 12,551,150.70

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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.