Home / 13,465,157.85-20,227,631.24-8,351,367.44

Finding the Fourth Proportional to 13,465,157.85, 20,227,631.24 and 8,351,367.44

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Solution

The fourth proportional to 13,465,157.85, 20,227,631.24 and 8,351,367.44 is: 12,545,592.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,465,157.85 : 20,227,631.24 = 8,351,367.44 : x
  2. Step 2: Convert to fraction form
    13,465,157.85/20,227,631.24 = 8,351,367.44/x
  3. Step 3: Cross multiply
    13,465,157.85x = 20,227,631.24 × 8,351,367.44
  4. Step 4: Simplify right side
    13,465,157.85x = 168,928,380,845,803.06
  5. Step 5: Solve for x
    x = 168,928,380,845,803.06/13,465,157.85
  6. Step 6: Final answer
    x = 12,545,592.32

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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.