Home / 16,921,378.49-25,340,672.42-15,283,734.44

Finding the Fourth Proportional to 16,921,378.49, 25,340,672.42 and 15,283,734.44

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Solution

The fourth proportional to 16,921,378.49, 25,340,672.42 and 15,283,734.44 is: 22,888,212.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,921,378.49 : 25,340,672.42 = 15,283,734.44 : x
  2. Step 2: Convert to fraction form
    16,921,378.49/25,340,672.42 = 15,283,734.44/x
  3. Step 3: Cross multiply
    16,921,378.49x = 25,340,672.42 × 15,283,734.44
  4. Step 4: Simplify right side
    16,921,378.49x = 387,300,107,795,045.38
  5. Step 5: Solve for x
    x = 387,300,107,795,045.38/16,921,378.49
  6. Step 6: Final answer
    x = 22,888,212.57

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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.