Home / 18,463,913.21-25,480,786.28-10,091,099.33

Finding the Fourth Proportional to 18,463,913.21, 25,480,786.28 and 10,091,099.33

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Solution

The fourth proportional to 18,463,913.21, 25,480,786.28 and 10,091,099.33 is: 13,926,037.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,463,913.21 : 25,480,786.28 = 10,091,099.33 : x
  2. Step 2: Convert to fraction form
    18,463,913.21/25,480,786.28 = 10,091,099.33/x
  3. Step 3: Cross multiply
    18,463,913.21x = 25,480,786.28 × 10,091,099.33
  4. Step 4: Simplify right side
    18,463,913.21x = 257,129,145,451,785.97
  5. Step 5: Solve for x
    x = 257,129,145,451,785.97/18,463,913.21
  6. Step 6: Final answer
    x = 13,926,037.38

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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.