Home / 10,022,002.88-15,038,691.11-5,410,927.64

Finding the Fourth Proportional to 10,022,002.88, 15,038,691.11 and 5,410,927.64

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Solution

The fourth proportional to 10,022,002.88, 15,038,691.11 and 5,410,927.64 is: 8,119,461.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,022,002.88 : 15,038,691.11 = 5,410,927.64 : x
  2. Step 2: Convert to fraction form
    10,022,002.88/15,038,691.11 = 5,410,927.64/x
  3. Step 3: Cross multiply
    10,022,002.88x = 15,038,691.11 × 5,410,927.64
  4. Step 4: Simplify right side
    10,022,002.88x = 81,373,269,382,993.95
  5. Step 5: Solve for x
    x = 81,373,269,382,993.95/10,022,002.88
  6. Step 6: Final answer
    x = 8,119,461.78

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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.