Home / 8,940,958.20-12,338,786.66-6,332,129.64

Finding the Fourth Proportional to 8,940,958.20, 12,338,786.66 and 6,332,129.64

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Solution

The fourth proportional to 8,940,958.20, 12,338,786.66 and 6,332,129.64 is: 8,738,526.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,940,958.20 : 12,338,786.66 = 6,332,129.64 : x
  2. Step 2: Convert to fraction form
    8,940,958.20/12,338,786.66 = 6,332,129.64/x
  3. Step 3: Cross multiply
    8,940,958.20x = 12,338,786.66 × 6,332,129.64
  4. Step 4: Simplify right side
    8,940,958.20x = 78,130,796,699,761.95
  5. Step 5: Solve for x
    x = 78,130,796,699,761.95/8,940,958.20
  6. Step 6: Final answer
    x = 8,738,526.11

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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.