Home / 12,230,221.76-18,345,336.05-3,594,321.74

Finding the Fourth Proportional to 12,230,221.76, 18,345,336.05 and 3,594,321.74

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Solution

The fourth proportional to 12,230,221.76, 18,345,336.05 and 3,594,321.74 is: 5,391,483.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,230,221.76 : 18,345,336.05 = 3,594,321.74 : x
  2. Step 2: Convert to fraction form
    12,230,221.76/18,345,336.05 = 3,594,321.74/x
  3. Step 3: Cross multiply
    12,230,221.76x = 18,345,336.05 × 3,594,321.74
  4. Step 4: Simplify right side
    12,230,221.76x = 65,939,040,201,106.53
  5. Step 5: Solve for x
    x = 65,939,040,201,106.53/12,230,221.76
  6. Step 6: Final answer
    x = 5,391,483.61

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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.