Home / 18,442,216.40-27,663,324.60-5,661,060.35

Finding the Fourth Proportional to 18,442,216.40, 27,663,324.60 and 5,661,060.35

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Solution

The fourth proportional to 18,442,216.40, 27,663,324.60 and 5,661,060.35 is: 8,491,590.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,442,216.40 : 27,663,324.60 = 5,661,060.35 : x
  2. Step 2: Convert to fraction form
    18,442,216.40/27,663,324.60 = 5,661,060.35/x
  3. Step 3: Cross multiply
    18,442,216.40x = 27,663,324.60 × 5,661,060.35
  4. Step 4: Simplify right side
    18,442,216.40x = 156,603,750,042,239.59
  5. Step 5: Solve for x
    x = 156,603,750,042,239.59/18,442,216.40
  6. Step 6: Final answer
    x = 8,491,590.53

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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.