Home / 13,752,909.41-20,629,342.24-3,655,530.41

Finding the Fourth Proportional to 13,752,909.41, 20,629,342.24 and 3,655,530.41

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Solution

The fourth proportional to 13,752,909.41, 20,629,342.24 and 3,655,530.41 is: 5,483,289.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,752,909.41 : 20,629,342.24 = 3,655,530.41 : x
  2. Step 2: Convert to fraction form
    13,752,909.41/20,629,342.24 = 3,655,530.41/x
  3. Step 3: Cross multiply
    13,752,909.41x = 20,629,342.24 × 3,655,530.41
  4. Step 4: Simplify right side
    13,752,909.41x = 75,411,187,784,331.98
  5. Step 5: Solve for x
    x = 75,411,187,784,331.98/13,752,909.41
  6. Step 6: Final answer
    x = 5,483,289.79

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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.