Home / 18,591,212.80-27,886,819.20-4,944,332.80

Finding the Fourth Proportional to 18,591,212.80, 27,886,819.20 and 4,944,332.80

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Solution

The fourth proportional to 18,591,212.80, 27,886,819.20 and 4,944,332.80 is: 7,416,499.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,591,212.80 : 27,886,819.20 = 4,944,332.80 : x
  2. Step 2: Convert to fraction form
    18,591,212.80/27,886,819.20 = 4,944,332.80/x
  3. Step 3: Cross multiply
    18,591,212.80x = 27,886,819.20 × 4,944,332.80
  4. Step 4: Simplify right side
    18,591,212.80x = 137,881,714,858,229.75
  5. Step 5: Solve for x
    x = 137,881,714,858,229.75/18,591,212.80
  6. Step 6: Final answer
    x = 7,416,499.20

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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.