Home / 13,540,319.10-20,313,103.05-6,808,733.10

Finding the Fourth Proportional to 13,540,319.10, 20,313,103.05 and 6,808,733.10

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Solution

The fourth proportional to 13,540,319.10, 20,313,103.05 and 6,808,733.10 is: 10,214,419.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,540,319.10 : 20,313,103.05 = 6,808,733.10 : x
  2. Step 2: Convert to fraction form
    13,540,319.10/20,313,103.05 = 6,808,733.10/x
  3. Step 3: Cross multiply
    13,540,319.10x = 20,313,103.05 × 6,808,733.10
  4. Step 4: Simplify right side
    13,540,319.10x = 138,306,497,100,245.95
  5. Step 5: Solve for x
    x = 138,306,497,100,245.95/13,540,319.10
  6. Step 6: Final answer
    x = 10,214,419.33

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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.