Home / 5,189,163.70-7,783,773.27-3,403,355.86

Finding the Fourth Proportional to 5,189,163.70, 7,783,773.27 and 3,403,355.86

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Solution

The fourth proportional to 5,189,163.70, 7,783,773.27 and 3,403,355.86 is: 5,105,051.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,189,163.70 : 7,783,773.27 = 3,403,355.86 : x
  2. Step 2: Convert to fraction form
    5,189,163.70/7,783,773.27 = 3,403,355.86/x
  3. Step 3: Cross multiply
    5,189,163.70x = 7,783,773.27 × 3,403,355.86
  4. Step 4: Simplify right side
    5,189,163.70x = 26,490,950,390,224.86
  5. Step 5: Solve for x
    x = 26,490,950,390,224.86/5,189,163.70
  6. Step 6: Final answer
    x = 5,105,051.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.