Home / 12,831,596.47-19,247,640.75-4,195,729.43

Finding the Fourth Proportional to 12,831,596.47, 19,247,640.75 and 4,195,729.43

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Solution

The fourth proportional to 12,831,596.47, 19,247,640.75 and 4,195,729.43 is: 6,293,674.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,831,596.47 : 19,247,640.75 = 4,195,729.43 : x
  2. Step 2: Convert to fraction form
    12,831,596.47/19,247,640.75 = 4,195,729.43/x
  3. Step 3: Cross multiply
    12,831,596.47x = 19,247,640.75 × 4,195,729.43
  4. Step 4: Simplify right side
    12,831,596.47x = 80,757,892,731,863.62
  5. Step 5: Solve for x
    x = 80,757,892,731,863.62/12,831,596.47
  6. Step 6: Final answer
    x = 6,293,674.60

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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.