Home / 12,410,486.64-18,616,137-3,434,286.96

Finding the Fourth Proportional to 12,410,486.64, 18,616,137 and 3,434,286.96

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Solution

The fourth proportional to 12,410,486.64, 18,616,137 and 3,434,286.96 is: 5,151,543.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,410,486.64 : 18,616,137 = 3,434,286.96 : x
  2. Step 2: Convert to fraction form
    12,410,486.64/18,616,137 = 3,434,286.96/x
  3. Step 3: Cross multiply
    12,410,486.64x = 18,616,137 × 3,434,286.96
  4. Step 4: Simplify right side
    12,410,486.64x = 63,933,156,544,673.52
  5. Step 5: Solve for x
    x = 63,933,156,544,673.52/12,410,486.64
  6. Step 6: Final answer
    x = 5,151,543.08

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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.