Home / 11,949,479.15-17,924,191.37-5,121,625.05

Finding the Fourth Proportional to 11,949,479.15, 17,924,191.37 and 5,121,625.05

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Solution

The fourth proportional to 11,949,479.15, 17,924,191.37 and 5,121,625.05 is: 7,682,425.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,949,479.15 : 17,924,191.37 = 5,121,625.05 : x
  2. Step 2: Convert to fraction form
    11,949,479.15/17,924,191.37 = 5,121,625.05/x
  3. Step 3: Cross multiply
    11,949,479.15x = 17,924,191.37 × 5,121,625.05
  4. Step 4: Simplify right side
    11,949,479.15x = 91,800,987,495,977.69
  5. Step 5: Solve for x
    x = 91,800,987,495,977.69/11,949,479.15
  6. Step 6: Final answer
    x = 7,682,425.85

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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.