Home / 25,914,872.46-38,868,313.77-8,643,375.42

Finding the Fourth Proportional to 25,914,872.46, 38,868,313.77 and 8,643,375.42

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Solution

The fourth proportional to 25,914,872.46, 38,868,313.77 and 8,643,375.42 is: 12,963,730.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,914,872.46 : 38,868,313.77 = 8,643,375.42 : x
  2. Step 2: Convert to fraction form
    25,914,872.46/38,868,313.77 = 8,643,375.42/x
  3. Step 3: Cross multiply
    25,914,872.46x = 38,868,313.77 × 8,643,375.42
  4. Step 4: Simplify right side
    25,914,872.46x = 335,953,427,856,465.56
  5. Step 5: Solve for x
    x = 335,953,427,856,465.56/25,914,872.46
  6. Step 6: Final answer
    x = 12,963,730.71

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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.