Home / 7,188,455.96-10,780,719.99-2,576,582.61

Finding the Fourth Proportional to 7,188,455.96, 10,780,719.99 and 2,576,582.61

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Solution

The fourth proportional to 7,188,455.96, 10,780,719.99 and 2,576,582.61 is: 3,864,169.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,188,455.96 : 10,780,719.99 = 2,576,582.61 : x
  2. Step 2: Convert to fraction form
    7,188,455.96/10,780,719.99 = 2,576,582.61/x
  3. Step 3: Cross multiply
    7,188,455.96x = 10,780,719.99 × 2,576,582.61
  4. Step 4: Simplify right side
    7,188,455.96x = 27,777,415,649,513.38
  5. Step 5: Solve for x
    x = 27,777,415,649,513.38/7,188,455.96
  6. Step 6: Final answer
    x = 3,864,169.97

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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.