Home / 8,179,632.58-12,269,448.87-2,499,873.22

Finding the Fourth Proportional to 8,179,632.58, 12,269,448.87 and 2,499,873.22

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Solution

The fourth proportional to 8,179,632.58, 12,269,448.87 and 2,499,873.22 is: 3,749,809.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,179,632.58 : 12,269,448.87 = 2,499,873.22 : x
  2. Step 2: Convert to fraction form
    8,179,632.58/12,269,448.87 = 2,499,873.22/x
  3. Step 3: Cross multiply
    8,179,632.58x = 12,269,448.87 × 2,499,873.22
  4. Step 4: Simplify right side
    8,179,632.58x = 30,672,066,654,272.26
  5. Step 5: Solve for x
    x = 30,672,066,654,272.26/8,179,632.58
  6. Step 6: Final answer
    x = 3,749,809.83

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Double scale
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Similar ratio
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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.