Home / 13,517,814.50-20,277,968.34-4,419,958.74

Finding the Fourth Proportional to 13,517,814.50, 20,277,968.34 and 4,419,958.74

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Solution

The fourth proportional to 13,517,814.50, 20,277,968.34 and 4,419,958.74 is: 6,630,345.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,517,814.50 : 20,277,968.34 = 4,419,958.74 : x
  2. Step 2: Convert to fraction form
    13,517,814.50/20,277,968.34 = 4,419,958.74/x
  3. Step 3: Cross multiply
    13,517,814.50x = 20,277,968.34 × 4,419,958.74
  4. Step 4: Simplify right side
    13,517,814.50x = 89,627,783,423,560.08
  5. Step 5: Solve for x
    x = 89,627,783,423,560.08/13,517,814.50
  6. Step 6: Final answer
    x = 6,630,345.71

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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.