Home / 15,719,786.85-21,693,083.64-8,844,252.51

Finding the Fourth Proportional to 15,719,786.85, 21,693,083.64 and 8,844,252.51

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Solution

The fourth proportional to 15,719,786.85, 21,693,083.64 and 8,844,252.51 is: 12,204,943.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,719,786.85 : 21,693,083.64 = 8,844,252.51 : x
  2. Step 2: Convert to fraction form
    15,719,786.85/21,693,083.64 = 8,844,252.51/x
  3. Step 3: Cross multiply
    15,719,786.85x = 21,693,083.64 × 8,844,252.51
  4. Step 4: Simplify right side
    15,719,786.85x = 191,859,109,432,709.94
  5. Step 5: Solve for x
    x = 191,859,109,432,709.94/15,719,786.85
  6. Step 6: Final answer
    x = 12,204,943.44

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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.