Home / 11,876,776.62-17,784,629.82-8,228,312.03

Finding the Fourth Proportional to 11,876,776.62, 17,784,629.82 and 8,228,312.03

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Solution

The fourth proportional to 11,876,776.62, 17,784,629.82 and 8,228,312.03 is: 12,321,313.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,876,776.62 : 17,784,629.82 = 8,228,312.03 : x
  2. Step 2: Convert to fraction form
    11,876,776.62/17,784,629.82 = 8,228,312.03/x
  3. Step 3: Cross multiply
    11,876,776.62x = 17,784,629.82 × 8,228,312.03
  4. Step 4: Simplify right side
    11,876,776.62x = 146,337,483,408,079.59
  5. Step 5: Solve for x
    x = 146,337,483,408,079.59/11,876,776.62
  6. Step 6: Final answer
    x = 12,321,313.10

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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.