Home / 5,161,995.24-7,123,183.07-2,839,048.89

Finding the Fourth Proportional to 5,161,995.24, 7,123,183.07 and 2,839,048.89

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Solution

The fourth proportional to 5,161,995.24, 7,123,183.07 and 2,839,048.89 is: 3,917,683.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,161,995.24 : 7,123,183.07 = 2,839,048.89 : x
  2. Step 2: Convert to fraction form
    5,161,995.24/7,123,183.07 = 2,839,048.89/x
  3. Step 3: Cross multiply
    5,161,995.24x = 7,123,183.07 × 2,839,048.89
  4. Step 4: Simplify right side
    5,161,995.24x = 20,223,064,973,955.05
  5. Step 5: Solve for x
    x = 20,223,064,973,955.05/5,161,995.24
  6. Step 6: Final answer
    x = 3,917,683.77

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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.