Home / 7,245,005.04-9,998,331.84-3,981,760.56

Finding the Fourth Proportional to 7,245,005.04, 9,998,331.84 and 3,981,760.56

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Solution

The fourth proportional to 7,245,005.04, 9,998,331.84 and 3,981,760.56 is: 5,494,953.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,245,005.04 : 9,998,331.84 = 3,981,760.56 : x
  2. Step 2: Convert to fraction form
    7,245,005.04/9,998,331.84 = 3,981,760.56/x
  3. Step 3: Cross multiply
    7,245,005.04x = 9,998,331.84 × 3,981,760.56
  4. Step 4: Simplify right side
    7,245,005.04x = 39,810,963,386,304.23
  5. Step 5: Solve for x
    x = 39,810,963,386,304.23/7,245,005.04
  6. Step 6: Final answer
    x = 5,494,953.17

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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.