Home / 6,386,354.62-8,813,166.50-3,485,745.22

Finding the Fourth Proportional to 6,386,354.62, 8,813,166.50 and 3,485,745.22

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Solution

The fourth proportional to 6,386,354.62, 8,813,166.50 and 3,485,745.22 is: 4,810,326.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,386,354.62 : 8,813,166.50 = 3,485,745.22 : x
  2. Step 2: Convert to fraction form
    6,386,354.62/8,813,166.50 = 3,485,745.22/x
  3. Step 3: Cross multiply
    6,386,354.62x = 8,813,166.50 × 3,485,745.22
  4. Step 4: Simplify right side
    6,386,354.62x = 30,720,453,000,439.13
  5. Step 5: Solve for x
    x = 30,720,453,000,439.13/6,386,354.62
  6. Step 6: Final answer
    x = 4,810,326.83

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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.