Home / 7,252,249.23-10,007,895.17-3,989,063.85

Finding the Fourth Proportional to 7,252,249.23, 10,007,895.17 and 3,989,063.85

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Solution

The fourth proportional to 7,252,249.23, 10,007,895.17 and 3,989,063.85 is: 5,504,793.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,252,249.23 : 10,007,895.17 = 3,989,063.85 : x
  2. Step 2: Convert to fraction form
    7,252,249.23/10,007,895.17 = 3,989,063.85/x
  3. Step 3: Cross multiply
    7,252,249.23x = 10,007,895.17 × 3,989,063.85
  4. Step 4: Simplify right side
    7,252,249.23x = 39,922,132,817,291.28
  5. Step 5: Solve for x
    x = 39,922,132,817,291.28/7,252,249.23
  6. Step 6: Final answer
    x = 5,504,793.28

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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.