Home / 13,491,476.92-20,238,633-4,394,282.91

Finding the Fourth Proportional to 13,491,476.92, 20,238,633 and 4,394,282.91

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Solution

The fourth proportional to 13,491,476.92, 20,238,633 and 4,394,282.91 is: 6,591,886.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,491,476.92 : 20,238,633 = 4,394,282.91 : x
  2. Step 2: Convert to fraction form
    13,491,476.92/20,238,633 = 4,394,282.91/x
  3. Step 3: Cross multiply
    13,491,476.92x = 20,238,633 × 4,394,282.91
  4. Step 4: Simplify right side
    13,491,476.92x = 88,934,279,113,662.03
  5. Step 5: Solve for x
    x = 88,934,279,113,662.03/13,491,476.92
  6. Step 6: Final answer
    x = 6,591,886.10

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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.