Home / 12,635,441-18,948,727.20-3,535,093.36

Finding the Fourth Proportional to 12,635,441, 18,948,727.20 and 3,535,093.36

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Solution

The fourth proportional to 12,635,441, 18,948,727.20 and 3,535,093.36 is: 5,301,399.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,635,441 : 18,948,727.20 = 3,535,093.36 : x
  2. Step 2: Convert to fraction form
    12,635,441/18,948,727.20 = 3,535,093.36/x
  3. Step 3: Cross multiply
    12,635,441x = 18,948,727.20 × 3,535,093.36
  4. Step 4: Simplify right side
    12,635,441x = 66,985,519,705,171.39
  5. Step 5: Solve for x
    x = 66,985,519,705,171.39/12,635,441
  6. Step 6: Final answer
    x = 5,301,399.43

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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.