Home / 18,226,758.60-27,308,645.10-15,392,406.60

Finding the Fourth Proportional to 18,226,758.60, 27,308,645.10 and 15,392,406.60

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Solution

The fourth proportional to 18,226,758.60, 27,308,645.10 and 15,392,406.60 is: 23,062,014.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,226,758.60 : 27,308,645.10 = 15,392,406.60 : x
  2. Step 2: Convert to fraction form
    18,226,758.60/27,308,645.10 = 15,392,406.60/x
  3. Step 3: Cross multiply
    18,226,758.60x = 27,308,645.10 × 15,392,406.60
  4. Step 4: Simplify right side
    18,226,758.60x = 420,345,769,074,297.69
  5. Step 5: Solve for x
    x = 420,345,769,074,297.69/18,226,758.60
  6. Step 6: Final answer
    x = 23,062,014.39

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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.