Home / 8,113,581.57-11,195,716.62-6,463,912.59

Finding the Fourth Proportional to 8,113,581.57, 11,195,716.62 and 6,463,912.59

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Solution

The fourth proportional to 8,113,581.57, 11,195,716.62 and 6,463,912.59 is: 8,919,382.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,113,581.57 : 11,195,716.62 = 6,463,912.59 : x
  2. Step 2: Convert to fraction form
    8,113,581.57/11,195,716.62 = 6,463,912.59/x
  3. Step 3: Cross multiply
    8,113,581.57x = 11,195,716.62 × 6,463,912.59
  4. Step 4: Simplify right side
    8,113,581.57x = 72,368,133,614,090.23
  5. Step 5: Solve for x
    x = 72,368,133,614,090.23/8,113,581.57
  6. Step 6: Final answer
    x = 8,919,382.03

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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.