Home / 8,353,621.43-12,530,442.01-2,288,405.38

Finding the Fourth Proportional to 8,353,621.43, 12,530,442.01 and 2,288,405.38

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Solution

The fourth proportional to 8,353,621.43, 12,530,442.01 and 2,288,405.38 is: 3,432,610.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,353,621.43 : 12,530,442.01 = 2,288,405.38 : x
  2. Step 2: Convert to fraction form
    8,353,621.43/12,530,442.01 = 2,288,405.38/x
  3. Step 3: Cross multiply
    8,353,621.43x = 12,530,442.01 × 2,288,405.38
  4. Step 4: Simplify right side
    8,353,621.43x = 28,674,730,872,414.89
  5. Step 5: Solve for x
    x = 28,674,730,872,414.89/8,353,621.43
  6. Step 6: Final answer
    x = 3,432,610.77

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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.