Home / 18,723,795.75-25,837,025.16-11,752,244.82

Finding the Fourth Proportional to 18,723,795.75, 25,837,025.16 and 11,752,244.82

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Solution

The fourth proportional to 18,723,795.75, 25,837,025.16 and 11,752,244.82 is: 16,216,959.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,723,795.75 : 25,837,025.16 = 11,752,244.82 : x
  2. Step 2: Convert to fraction form
    18,723,795.75/25,837,025.16 = 11,752,244.82/x
  3. Step 3: Cross multiply
    18,723,795.75x = 25,837,025.16 × 11,752,244.82
  4. Step 4: Simplify right side
    18,723,795.75x = 303,643,045,100,819.69
  5. Step 5: Solve for x
    x = 303,643,045,100,819.69/18,723,795.75
  6. Step 6: Final answer
    x = 16,216,959.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.