Home / 13,410,204.38-20,118,305.10-4,890,540.86

Finding the Fourth Proportional to 13,410,204.38, 20,118,305.10 and 4,890,540.86

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Solution

The fourth proportional to 13,410,204.38, 20,118,305.10 and 4,890,540.86 is: 7,336,904.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,410,204.38 : 20,118,305.10 = 4,890,540.86 : x
  2. Step 2: Convert to fraction form
    13,410,204.38/20,118,305.10 = 4,890,540.86/x
  3. Step 3: Cross multiply
    13,410,204.38x = 20,118,305.10 × 4,890,540.86
  4. Step 4: Simplify right side
    13,410,204.38x = 98,389,393,125,496.41
  5. Step 5: Solve for x
    x = 98,389,393,125,496.41/13,410,204.38
  6. Step 6: Final answer
    x = 7,336,904.82

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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.