Home / 8,440,005.16-12,644,786.16-5,195,896.84

Finding the Fourth Proportional to 8,440,005.16, 12,644,786.16 and 5,195,896.84

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Solution

The fourth proportional to 8,440,005.16, 12,644,786.16 and 5,195,896.84 is: 7,784,474.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,440,005.16 : 12,644,786.16 = 5,195,896.84 : x
  2. Step 2: Convert to fraction form
    8,440,005.16/12,644,786.16 = 5,195,896.84/x
  3. Step 3: Cross multiply
    8,440,005.16x = 12,644,786.16 × 5,195,896.84
  4. Step 4: Simplify right side
    8,440,005.16x = 65,701,004,451,219.73
  5. Step 5: Solve for x
    x = 65,701,004,451,219.73/8,440,005.16
  6. Step 6: Final answer
    x = 7,784,474.44

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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.