Home / 13,959,578.10-20,939,367.15-9,182,003.70

Finding the Fourth Proportional to 13,959,578.10, 20,939,367.15 and 9,182,003.70

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Solution

The fourth proportional to 13,959,578.10, 20,939,367.15 and 9,182,003.70 is: 13,773,005.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,959,578.10 : 20,939,367.15 = 9,182,003.70 : x
  2. Step 2: Convert to fraction form
    13,959,578.10/20,939,367.15 = 9,182,003.70/x
  3. Step 3: Cross multiply
    13,959,578.10x = 20,939,367.15 × 9,182,003.70
  4. Step 4: Simplify right side
    13,959,578.10x = 192,265,346,646,958.44
  5. Step 5: Solve for x
    x = 192,265,346,646,958.44/13,959,578.10
  6. Step 6: Final answer
    x = 13,773,005.55

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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.