Home / 5,491,115.69-8,230,866.15-2,030,631.74

Finding the Fourth Proportional to 5,491,115.69, 8,230,866.15 and 2,030,631.74

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Solution

The fourth proportional to 5,491,115.69, 8,230,866.15 and 2,030,631.74 is: 3,043,800.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,491,115.69 : 8,230,866.15 = 2,030,631.74 : x
  2. Step 2: Convert to fraction form
    5,491,115.69/8,230,866.15 = 2,030,631.74/x
  3. Step 3: Cross multiply
    5,491,115.69x = 8,230,866.15 × 2,030,631.74
  4. Step 4: Simplify right side
    5,491,115.69x = 16,713,858,018,342.14
  5. Step 5: Solve for x
    x = 16,713,858,018,342.14/5,491,115.69
  6. Step 6: Final answer
    x = 3,043,800.02

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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.