Home / 7,244,678.46-9,997,895.97-3,981,608.85

Finding the Fourth Proportional to 7,244,678.46, 9,997,895.97 and 3,981,608.85

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Solution

The fourth proportional to 7,244,678.46, 9,997,895.97 and 3,981,608.85 is: 5,494,751.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244,678.46 : 9,997,895.97 = 3,981,608.85 : x
  2. Step 2: Convert to fraction form
    7,244,678.46/9,997,895.97 = 3,981,608.85/x
  3. Step 3: Cross multiply
    7,244,678.46x = 9,997,895.97 × 3,981,608.85
  4. Step 4: Simplify right side
    7,244,678.46x = 39,807,711,075,531.34
  5. Step 5: Solve for x
    x = 39,807,711,075,531.34/7,244,678.46
  6. Step 6: Final answer
    x = 5,494,751.95

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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.