Home / 9,181,378.42-13,773,749.13-3,787,086.20

Finding the Fourth Proportional to 9,181,378.42, 13,773,749.13 and 3,787,086.20

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Solution

The fourth proportional to 9,181,378.42, 13,773,749.13 and 3,787,086.20 is: 5,681,322.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,181,378.42 : 13,773,749.13 = 3,787,086.20 : x
  2. Step 2: Convert to fraction form
    9,181,378.42/13,773,749.13 = 3,787,086.20/x
  3. Step 3: Cross multiply
    9,181,378.42x = 13,773,749.13 × 3,787,086.20
  4. Step 4: Simplify right side
    9,181,378.42x = 52,162,375,183,616.26
  5. Step 5: Solve for x
    x = 52,162,375,183,616.26/9,181,378.42
  6. Step 6: Final answer
    x = 5,681,322.87

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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.