Home / 8,191,739.87-12,293,095.41-3,399,433.74

Finding the Fourth Proportional to 8,191,739.87, 12,293,095.41 and 3,399,433.74

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Solution

The fourth proportional to 8,191,739.87, 12,293,095.41 and 3,399,433.74 is: 5,101,427.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,191,739.87 : 12,293,095.41 = 3,399,433.74 : x
  2. Step 2: Convert to fraction form
    8,191,739.87/12,293,095.41 = 3,399,433.74/x
  3. Step 3: Cross multiply
    8,191,739.87x = 12,293,095.41 × 3,399,433.74
  4. Step 4: Simplify right side
    8,191,739.87x = 41,789,563,305,793.13
  5. Step 5: Solve for x
    x = 41,789,563,305,793.13/8,191,739.87
  6. Step 6: Final answer
    x = 5,101,427.04

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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.