Home / 5,189,167.46-7,783,778.90-3,403,359.62

Finding the Fourth Proportional to 5,189,167.46, 7,783,778.90 and 3,403,359.62

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Solution

The fourth proportional to 5,189,167.46, 7,783,778.90 and 3,403,359.62 is: 5,105,057.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,189,167.46 : 7,783,778.90 = 3,403,359.62 : x
  2. Step 2: Convert to fraction form
    5,189,167.46/7,783,778.90 = 3,403,359.62/x
  3. Step 3: Cross multiply
    5,189,167.46x = 7,783,778.90 × 3,403,359.62
  4. Step 4: Simplify right side
    5,189,167.46x = 26,490,998,799,268.02
  5. Step 5: Solve for x
    x = 26,490,998,799,268.02/5,189,167.46
  6. Step 6: Final answer
    x = 5,105,057.60

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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.