Home / 8,468,185.80-12,702,288.54-2,320,219.44

Finding the Fourth Proportional to 8,468,185.80, 12,702,288.54 and 2,320,219.44

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Solution

The fourth proportional to 8,468,185.80, 12,702,288.54 and 2,320,219.44 is: 3,480,331.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,468,185.80 : 12,702,288.54 = 2,320,219.44 : x
  2. Step 2: Convert to fraction form
    8,468,185.80/12,702,288.54 = 2,320,219.44/x
  3. Step 3: Cross multiply
    8,468,185.80x = 12,702,288.54 × 2,320,219.44
  4. Step 4: Simplify right side
    8,468,185.80x = 29,472,096,802,997.21
  5. Step 5: Solve for x
    x = 29,472,096,802,997.21/8,468,185.80
  6. Step 6: Final answer
    x = 3,480,331.86

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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.