Home / 5,398,161.20-7,449,462.12-2,950,782.56

Finding the Fourth Proportional to 5,398,161.20, 7,449,462.12 and 2,950,782.56

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Solution

The fourth proportional to 5,398,161.20, 7,449,462.12 and 2,950,782.56 is: 4,072,079.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,398,161.20 : 7,449,462.12 = 2,950,782.56 : x
  2. Step 2: Convert to fraction form
    5,398,161.20/7,449,462.12 = 2,950,782.56/x
  3. Step 3: Cross multiply
    5,398,161.20x = 7,449,462.12 × 2,950,782.56
  4. Step 4: Simplify right side
    5,398,161.20x = 21,981,742,905,076.63
  5. Step 5: Solve for x
    x = 21,981,742,905,076.63/5,398,161.20
  6. Step 6: Final answer
    x = 4,072,079.75

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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.