Home / 6,318,198.72-8,719,081.38-3,417,580.62

Finding the Fourth Proportional to 6,318,198.72, 8,719,081.38 and 3,417,580.62

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Solution

The fourth proportional to 6,318,198.72, 8,719,081.38 and 3,417,580.62 is: 4,716,243.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,318,198.72 : 8,719,081.38 = 3,417,580.62 : x
  2. Step 2: Convert to fraction form
    6,318,198.72/8,719,081.38 = 3,417,580.62/x
  3. Step 3: Cross multiply
    6,318,198.72x = 8,719,081.38 × 3,417,580.62
  4. Step 4: Simplify right side
    6,318,198.72x = 29,798,163,548,490.86
  5. Step 5: Solve for x
    x = 29,798,163,548,490.86/6,318,198.72
  6. Step 6: Final answer
    x = 4,716,243.48

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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.