Home / 7,182,625.87-10,771,945.39-1,994,043.43

Finding the Fourth Proportional to 7,182,625.87, 10,771,945.39 and 1,994,043.43

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Solution

The fourth proportional to 7,182,625.87, 10,771,945.39 and 1,994,043.43 is: 2,990,511.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,182,625.87 : 10,771,945.39 = 1,994,043.43 : x
  2. Step 2: Convert to fraction form
    7,182,625.87/10,771,945.39 = 1,994,043.43/x
  3. Step 3: Cross multiply
    7,182,625.87x = 10,771,945.39 × 1,994,043.43
  4. Step 4: Simplify right side
    7,182,625.87x = 21,479,726,933,248.29
  5. Step 5: Solve for x
    x = 21,479,726,933,248.29/7,182,625.87
  6. Step 6: Final answer
    x = 2,990,511.73

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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.