Home / 7,036,975.79-9,710,960.96-3,981,190.04

Finding the Fourth Proportional to 7,036,975.79, 9,710,960.96 and 3,981,190.04

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Solution

The fourth proportional to 7,036,975.79, 9,710,960.96 and 3,981,190.04 is: 5,494,005.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,036,975.79 : 9,710,960.96 = 3,981,190.04 : x
  2. Step 2: Convert to fraction form
    7,036,975.79/9,710,960.96 = 3,981,190.04/x
  3. Step 3: Cross multiply
    7,036,975.79x = 9,710,960.96 × 3,981,190.04
  4. Step 4: Simplify right side
    7,036,975.79x = 38,661,180,984,320.09
  5. Step 5: Solve for x
    x = 38,661,180,984,320.09/7,036,975.79
  6. Step 6: Final answer
    x = 5,494,005.12

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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.