Home / 12,684,690.85-17,504,919.26-6,883,471.05

Finding the Fourth Proportional to 12,684,690.85, 17,504,919.26 and 6,883,471.05

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Solution

The fourth proportional to 12,684,690.85, 17,504,919.26 and 6,883,471.05 is: 9,499,214.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,684,690.85 : 17,504,919.26 = 6,883,471.05 : x
  2. Step 2: Convert to fraction form
    12,684,690.85/17,504,919.26 = 6,883,471.05/x
  3. Step 3: Cross multiply
    12,684,690.85x = 17,504,919.26 × 6,883,471.05
  4. Step 4: Simplify right side
    12,684,690.85x = 120,494,604,924,380.06
  5. Step 5: Solve for x
    x = 120,494,604,924,380.06/12,684,690.85
  6. Step 6: Final answer
    x = 9,499,214.95

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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.