Home / 8,439,670.18-12,659,505.42-2,049,879.48

Finding the Fourth Proportional to 8,439,670.18, 12,659,505.42 and 2,049,879.48

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Solution

The fourth proportional to 8,439,670.18, 12,659,505.42 and 2,049,879.48 is: 3,074,819.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,439,670.18 : 12,659,505.42 = 2,049,879.48 : x
  2. Step 2: Convert to fraction form
    8,439,670.18/12,659,505.42 = 2,049,879.48/x
  3. Step 3: Cross multiply
    8,439,670.18x = 12,659,505.42 × 2,049,879.48
  4. Step 4: Simplify right side
    8,439,670.18x = 25,950,460,387,406.78
  5. Step 5: Solve for x
    x = 25,950,460,387,406.78/8,439,670.18
  6. Step 6: Final answer
    x = 3,074,819.26

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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.