Home / 9,494,120.21-13,101,919.83-5,143,195.49

Finding the Fourth Proportional to 9,494,120.21, 13,101,919.83 and 5,143,195.49

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Solution

The fourth proportional to 9,494,120.21, 13,101,919.83 and 5,143,195.49 is: 7,097,628.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,494,120.21 : 13,101,919.83 = 5,143,195.49 : x
  2. Step 2: Convert to fraction form
    9,494,120.21/13,101,919.83 = 5,143,195.49/x
  3. Step 3: Cross multiply
    9,494,120.21x = 13,101,919.83 × 5,143,195.49
  4. Step 4: Simplify right side
    9,494,120.21x = 67,385,734,914,487.97
  5. Step 5: Solve for x
    x = 67,385,734,914,487.97/9,494,120.21
  6. Step 6: Final answer
    x = 7,097,628.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.