Home / 12,383,940.30-18,560,164.05-5,980,404.30

Finding the Fourth Proportional to 12,383,940.30, 18,560,164.05 and 5,980,404.30

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Solution

The fourth proportional to 12,383,940.30, 18,560,164.05 and 5,980,404.30 is: 8,963,002.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,383,940.30 : 18,560,164.05 = 5,980,404.30 : x
  2. Step 2: Convert to fraction form
    12,383,940.30/18,560,164.05 = 5,980,404.30/x
  3. Step 3: Cross multiply
    12,383,940.30x = 18,560,164.05 × 5,980,404.30
  4. Step 4: Simplify right side
    12,383,940.30x = 110,997,284,893,325.42
  5. Step 5: Solve for x
    x = 110,997,284,893,325.42/12,383,940.30
  6. Step 6: Final answer
    x = 8,963,002.26

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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.