Home / 13,749,745.91-20,611,797.12-4,645,476.52

Finding the Fourth Proportional to 13,749,745.91, 20,611,797.12 and 4,645,476.52

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Solution

The fourth proportional to 13,749,745.91, 20,611,797.12 and 4,645,476.52 is: 6,963,882.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,749,745.91 : 20,611,797.12 = 4,645,476.52 : x
  2. Step 2: Convert to fraction form
    13,749,745.91/20,611,797.12 = 4,645,476.52/x
  3. Step 3: Cross multiply
    13,749,745.91x = 20,611,797.12 × 4,645,476.52
  4. Step 4: Simplify right side
    13,749,745.91x = 95,751,619,568,665.30
  5. Step 5: Solve for x
    x = 95,751,619,568,665.30/13,749,745.91
  6. Step 6: Final answer
    x = 6,963,882.84

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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.