Home / 8,207,228.72-12,311,093-2,815,803.52

Finding the Fourth Proportional to 8,207,228.72, 12,311,093 and 2,815,803.52

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Solution

The fourth proportional to 8,207,228.72, 12,311,093 and 2,815,803.52 is: 4,223,791.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,207,228.72 : 12,311,093 = 2,815,803.52 : x
  2. Step 2: Convert to fraction form
    8,207,228.72/12,311,093 = 2,815,803.52/x
  3. Step 3: Cross multiply
    8,207,228.72x = 12,311,093 × 2,815,803.52
  4. Step 4: Simplify right side
    8,207,228.72x = 34,665,619,004,447.36
  5. Step 5: Solve for x
    x = 34,665,619,004,447.36/8,207,228.72
  6. Step 6: Final answer
    x = 4,223,791.02

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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.