Home / 13,899,138.71-20,849,146.82-4,801,754.52

Finding the Fourth Proportional to 13,899,138.71, 20,849,146.82 and 4,801,754.52

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Solution

The fourth proportional to 13,899,138.71, 20,849,146.82 and 4,801,754.52 is: 7,202,783.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,899,138.71 : 20,849,146.82 = 4,801,754.52 : x
  2. Step 2: Convert to fraction form
    13,899,138.71/20,849,146.82 = 4,801,754.52/x
  3. Step 3: Cross multiply
    13,899,138.71x = 20,849,146.82 × 4,801,754.52
  4. Step 4: Simplify right side
    13,899,138.71x = 100,112,484,981,078.62
  5. Step 5: Solve for x
    x = 100,112,484,981,078.62/13,899,138.71
  6. Step 6: Final answer
    x = 7,202,783.36

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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.