Home / 7,992,620.80-11,027,298.83-4,891,911.68

Finding the Fourth Proportional to 7,992,620.80, 11,027,298.83 and 4,891,911.68

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Solution

The fourth proportional to 7,992,620.80, 11,027,298.83 and 4,891,911.68 is: 6,749,297.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,992,620.80 : 11,027,298.83 = 4,891,911.68 : x
  2. Step 2: Convert to fraction form
    7,992,620.80/11,027,298.83 = 4,891,911.68/x
  3. Step 3: Cross multiply
    7,992,620.80x = 11,027,298.83 × 4,891,911.68
  4. Step 4: Simplify right side
    7,992,620.80x = 53,944,571,966,780.69
  5. Step 5: Solve for x
    x = 53,944,571,966,780.69/7,992,620.80
  6. Step 6: Final answer
    x = 6,749,297.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.