Home / 5,189,166.96-7,783,778.15-3,403,359.12

Finding the Fourth Proportional to 5,189,166.96, 7,783,778.15 and 3,403,359.12

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Solution

The fourth proportional to 5,189,166.96, 7,783,778.15 and 3,403,359.12 is: 5,105,056.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,189,166.96 : 7,783,778.15 = 3,403,359.12 : x
  2. Step 2: Convert to fraction form
    5,189,166.96/7,783,778.15 = 3,403,359.12/x
  3. Step 3: Cross multiply
    5,189,166.96x = 7,783,778.15 × 3,403,359.12
  4. Step 4: Simplify right side
    5,189,166.96x = 26,490,992,354,859.23
  5. Step 5: Solve for x
    x = 26,490,992,354,859.23/5,189,166.96
  6. Step 6: Final answer
    x = 5,105,056.85

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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.