Home / 5,134,289.63-7,085,321.34-2,811,329.34

Finding the Fourth Proportional to 5,134,289.63, 7,085,321.34 and 2,811,329.34

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Solution

The fourth proportional to 5,134,289.63, 7,085,321.34 and 2,811,329.34 is: 3,879,635.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,134,289.63 : 7,085,321.34 = 2,811,329.34 : x
  2. Step 2: Convert to fraction form
    5,134,289.63/7,085,321.34 = 2,811,329.34/x
  3. Step 3: Cross multiply
    5,134,289.63x = 7,085,321.34 × 2,811,329.34
  4. Step 4: Simplify right side
    5,134,289.63x = 19,919,171,729,357.68
  5. Step 5: Solve for x
    x = 19,919,171,729,357.68/5,134,289.63
  6. Step 6: Final answer
    x = 3,879,635.39

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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.