Home / 22,172,328.66-33,250,789.28-12,339,396.23

Finding the Fourth Proportional to 22,172,328.66, 33,250,789.28 and 12,339,396.23

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Solution

The fourth proportional to 22,172,328.66, 33,250,789.28 and 12,339,396.23 is: 18,504,807.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,172,328.66 : 33,250,789.28 = 12,339,396.23 : x
  2. Step 2: Convert to fraction form
    22,172,328.66/33,250,789.28 = 12,339,396.23/x
  3. Step 3: Cross multiply
    22,172,328.66x = 33,250,789.28 × 12,339,396.23
  4. Step 4: Simplify right side
    22,172,328.66x = 410,294,663,824,459.44
  5. Step 5: Solve for x
    x = 410,294,663,824,459.44/22,172,328.66
  6. Step 6: Final answer
    x = 18,504,807.06

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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.