Home / 12,332,578.92-18,500,112.48-4,244,490.36

Finding the Fourth Proportional to 12,332,578.92, 18,500,112.48 and 4,244,490.36

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Solution

The fourth proportional to 12,332,578.92, 18,500,112.48 and 4,244,490.36 is: 6,367,163.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,332,578.92 : 18,500,112.48 = 4,244,490.36 : x
  2. Step 2: Convert to fraction form
    12,332,578.92/18,500,112.48 = 4,244,490.36/x
  3. Step 3: Cross multiply
    12,332,578.92x = 18,500,112.48 × 4,244,490.36
  4. Step 4: Simplify right side
    12,332,578.92x = 78,523,549,080,275.70
  5. Step 5: Solve for x
    x = 78,523,549,080,275.70/12,332,578.92
  6. Step 6: Final answer
    x = 6,367,163.72

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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.