Home / 5,150,390.96-7,107,898.76-3,405,027.92

Finding the Fourth Proportional to 5,150,390.96, 7,107,898.76 and 3,405,027.92

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Solution

The fourth proportional to 5,150,390.96, 7,107,898.76 and 3,405,027.92 is: 4,699,176.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,150,390.96 : 7,107,898.76 = 3,405,027.92 : x
  2. Step 2: Convert to fraction form
    5,150,390.96/7,107,898.76 = 3,405,027.92/x
  3. Step 3: Cross multiply
    5,150,390.96x = 7,107,898.76 × 3,405,027.92
  4. Step 4: Simplify right side
    5,150,390.96x = 24,202,593,713,308.24
  5. Step 5: Solve for x
    x = 24,202,593,713,308.24/5,150,390.96
  6. Step 6: Final answer
    x = 4,699,176.02

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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.