Home / 6,313,749.96-8,715,344.31-4,138,433.22

Finding the Fourth Proportional to 6,313,749.96, 8,715,344.31 and 4,138,433.22

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Solution

The fourth proportional to 6,313,749.96, 8,715,344.31 and 4,138,433.22 is: 5,712,590.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,313,749.96 : 8,715,344.31 = 4,138,433.22 : x
  2. Step 2: Convert to fraction form
    6,313,749.96/8,715,344.31 = 4,138,433.22/x
  3. Step 3: Cross multiply
    6,313,749.96x = 8,715,344.31 × 4,138,433.22
  4. Step 4: Simplify right side
    6,313,749.96x = 36,067,870,416,241.98
  5. Step 5: Solve for x
    x = 36,067,870,416,241.98/6,313,749.96
  6. Step 6: Final answer
    x = 5,712,590.88

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1.5x scale

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.