Home / 5,150,388.45-7,107,895.31-3,405,025.42

Finding the Fourth Proportional to 5,150,388.45, 7,107,895.31 and 3,405,025.42

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Solution

The fourth proportional to 5,150,388.45, 7,107,895.31 and 3,405,025.42 is: 4,699,172.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,150,388.45 : 7,107,895.31 = 3,405,025.42 : x
  2. Step 2: Convert to fraction form
    5,150,388.45/7,107,895.31 = 3,405,025.42/x
  3. Step 3: Cross multiply
    5,150,388.45x = 7,107,895.31 × 3,405,025.42
  4. Step 4: Simplify right side
    5,150,388.45x = 24,202,564,196,223.65
  5. Step 5: Solve for x
    x = 24,202,564,196,223.65/5,150,388.45
  6. Step 6: Final answer
    x = 4,699,172.58

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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.