Home / 13,831,726.60-20,733,593.10-8,149,025.80

Finding the Fourth Proportional to 13,831,726.60, 20,733,593.10 and 8,149,025.80

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Solution

The fourth proportional to 13,831,726.60, 20,733,593.10 and 8,149,025.80 is: 12,215,292.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,831,726.60 : 20,733,593.10 = 8,149,025.80 : x
  2. Step 2: Convert to fraction form
    13,831,726.60/20,733,593.10 = 8,149,025.80/x
  3. Step 3: Cross multiply
    13,831,726.60x = 20,733,593.10 × 8,149,025.80
  4. Step 4: Simplify right side
    13,831,726.60x = 168,958,585,098,602
  5. Step 5: Solve for x
    x = 168,958,585,098,602/13,831,726.60
  6. Step 6: Final answer
    x = 12,215,292.42

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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.