Home / 19,940,115.20-27,516,561.86-11,240,093.93

Finding the Fourth Proportional to 19,940,115.20, 27,516,561.86 and 11,240,093.93

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Solution

The fourth proportional to 19,940,115.20, 27,516,561.86 and 11,240,093.93 is: 15,510,880.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,940,115.20 : 27,516,561.86 = 11,240,093.93 : x
  2. Step 2: Convert to fraction form
    19,940,115.20/27,516,561.86 = 11,240,093.93/x
  3. Step 3: Cross multiply
    19,940,115.20x = 27,516,561.86 × 11,240,093.93
  4. Step 4: Simplify right side
    19,940,115.20x = 309,288,740,033,947.12
  5. Step 5: Solve for x
    x = 309,288,740,033,947.12/19,940,115.20
  6. Step 6: Final answer
    x = 15,510,880.30

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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.