Home / 13,662,245.92-20,492,630.16-6,930,484.96

Finding the Fourth Proportional to 13,662,245.92, 20,492,630.16 and 6,930,484.96

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Solution

The fourth proportional to 13,662,245.92, 20,492,630.16 and 6,930,484.96 is: 10,395,352.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,662,245.92 : 20,492,630.16 = 6,930,484.96 : x
  2. Step 2: Convert to fraction form
    13,662,245.92/20,492,630.16 = 6,930,484.96/x
  3. Step 3: Cross multiply
    13,662,245.92x = 20,492,630.16 × 6,930,484.96
  4. Step 4: Simplify right side
    13,662,245.92x = 142,023,865,114,722.41
  5. Step 5: Solve for x
    x = 142,023,865,114,722.41/13,662,245.92
  6. Step 6: Final answer
    x = 10,395,352.71

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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.