Home / 5,158,649.57-7,106,632.42-3,607,007.87

Finding the Fourth Proportional to 5,158,649.57, 7,106,632.42 and 3,607,007.87

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Solution

The fourth proportional to 5,158,649.57, 7,106,632.42 and 3,607,007.87 is: 4,969,067.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,158,649.57 : 7,106,632.42 = 3,607,007.87 : x
  2. Step 2: Convert to fraction form
    5,158,649.57/7,106,632.42 = 3,607,007.87/x
  3. Step 3: Cross multiply
    5,158,649.57x = 7,106,632.42 × 3,607,007.87
  4. Step 4: Simplify right side
    5,158,649.57x = 25,633,679,014,568.95
  5. Step 5: Solve for x
    x = 25,633,679,014,568.95/5,158,649.57
  6. Step 6: Final answer
    x = 4,969,067.71

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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.