Home / 13,843,186.32-20,751,132.51-4,861,439.76

Finding the Fourth Proportional to 13,843,186.32, 20,751,132.51 and 4,861,439.76

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Solution

The fourth proportional to 13,843,186.32, 20,751,132.51 and 4,861,439.76 is: 7,287,367.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,843,186.32 : 20,751,132.51 = 4,861,439.76 : x
  2. Step 2: Convert to fraction form
    13,843,186.32/20,751,132.51 = 4,861,439.76/x
  3. Step 3: Cross multiply
    13,843,186.32x = 20,751,132.51 × 4,861,439.76
  4. Step 4: Simplify right side
    13,843,186.32x = 100,880,380,649,142.59
  5. Step 5: Solve for x
    x = 100,880,380,649,142.59/13,843,186.32
  6. Step 6: Final answer
    x = 7,287,367.11

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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.