Home / 7,331,951.21-10,118,202.72-4,068,977.27

Finding the Fourth Proportional to 7,331,951.21, 10,118,202.72 and 4,068,977.27

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Solution

The fourth proportional to 7,331,951.21, 10,118,202.72 and 4,068,977.27 is: 5,615,249.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,331,951.21 : 10,118,202.72 = 4,068,977.27 : x
  2. Step 2: Convert to fraction form
    7,331,951.21/10,118,202.72 = 4,068,977.27/x
  3. Step 3: Cross multiply
    7,331,951.21x = 10,118,202.72 × 4,068,977.27
  4. Step 4: Simplify right side
    7,331,951.21x = 41,170,736,880,932.18
  5. Step 5: Solve for x
    x = 41,170,736,880,932.18/7,331,951.21
  6. Step 6: Final answer
    x = 5,615,249.71

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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.