Home / 19,081,358.32-28,606,984.46-9,491,502.64

Finding the Fourth Proportional to 19,081,358.32, 28,606,984.46 and 9,491,502.64

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Solution

The fourth proportional to 19,081,358.32, 28,606,984.46 and 9,491,502.64 is: 14,229,766.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,081,358.32 : 28,606,984.46 = 9,491,502.64 : x
  2. Step 2: Convert to fraction form
    19,081,358.32/28,606,984.46 = 9,491,502.64/x
  3. Step 3: Cross multiply
    19,081,358.32x = 28,606,984.46 × 9,491,502.64
  4. Step 4: Simplify right side
    19,081,358.32x = 271,523,268,524,529
  5. Step 5: Solve for x
    x = 271,523,268,524,529/19,081,358.32
  6. Step 6: Final answer
    x = 14,229,766.24

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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.