Home / 5,555,127.90-7,662,989.91-3,231,759.42

Finding the Fourth Proportional to 5,555,127.90, 7,662,989.91 and 3,231,759.42

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Solution

The fourth proportional to 5,555,127.90, 7,662,989.91 and 3,231,759.42 is: 4,458,032.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555,127.90 : 7,662,989.91 = 3,231,759.42 : x
  2. Step 2: Convert to fraction form
    5,555,127.90/7,662,989.91 = 3,231,759.42/x
  3. Step 3: Cross multiply
    5,555,127.90x = 7,662,989.91 × 3,231,759.42
  4. Step 4: Simplify right side
    5,555,127.90x = 24,764,939,827,007.45
  5. Step 5: Solve for x
    x = 24,764,939,827,007.45/5,555,127.90
  6. Step 6: Final answer
    x = 4,458,032.34

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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.