Home / 13,322,052.68-18,384,877.62-8,164,417.64

Finding the Fourth Proportional to 13,322,052.68, 18,384,877.62 and 8,164,417.64

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Solution

The fourth proportional to 13,322,052.68, 18,384,877.62 and 8,164,417.64 is: 11,267,169.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,322,052.68 : 18,384,877.62 = 8,164,417.64 : x
  2. Step 2: Convert to fraction form
    13,322,052.68/18,384,877.62 = 8,164,417.64/x
  3. Step 3: Cross multiply
    13,322,052.68x = 18,384,877.62 × 8,164,417.64
  4. Step 4: Simplify right side
    13,322,052.68x = 150,101,819,149,969.22
  5. Step 5: Solve for x
    x = 150,101,819,149,969.22/13,322,052.68
  6. Step 6: Final answer
    x = 11,267,169.01

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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.