Home / 13,494,803.10-20,242,204.65-12,193,100.70

Finding the Fourth Proportional to 13,494,803.10, 20,242,204.65 and 12,193,100.70

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Solution

The fourth proportional to 13,494,803.10, 20,242,204.65 and 12,193,100.70 is: 18,289,651.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,494,803.10 : 20,242,204.65 = 12,193,100.70 : x
  2. Step 2: Convert to fraction form
    13,494,803.10/20,242,204.65 = 12,193,100.70/x
  3. Step 3: Cross multiply
    13,494,803.10x = 20,242,204.65 × 12,193,100.70
  4. Step 4: Simplify right side
    13,494,803.10x = 246,815,239,687,458.22
  5. Step 5: Solve for x
    x = 246,815,239,687,458.22/13,494,803.10
  6. Step 6: Final answer
    x = 18,289,651.05

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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.