Home / 27,839,909.78-38,419,949.17-16,078,959.66

Finding the Fourth Proportional to 27,839,909.78, 38,419,949.17 and 16,078,959.66

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Solution

The fourth proportional to 27,839,909.78, 38,419,949.17 and 16,078,959.66 is: 22,189,468.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,839,909.78 : 38,419,949.17 = 16,078,959.66 : x
  2. Step 2: Convert to fraction form
    27,839,909.78/38,419,949.17 = 16,078,959.66/x
  3. Step 3: Cross multiply
    27,839,909.78x = 38,419,949.17 × 16,078,959.66
  4. Step 4: Simplify right side
    27,839,909.78x = 617,752,812,843,680.50
  5. Step 5: Solve for x
    x = 617,752,812,843,680.50/27,839,909.78
  6. Step 6: Final answer
    x = 22,189,468.92

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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.