Home / 18,821,258.04-25,958,692.64-13,613,800.56

Finding the Fourth Proportional to 18,821,258.04, 25,958,692.64 and 13,613,800.56

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Solution

The fourth proportional to 18,821,258.04, 25,958,692.64 and 13,613,800.56 is: 18,776,452.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,821,258.04 : 25,958,692.64 = 13,613,800.56 : x
  2. Step 2: Convert to fraction form
    18,821,258.04/25,958,692.64 = 13,613,800.56/x
  3. Step 3: Cross multiply
    18,821,258.04x = 25,958,692.64 × 13,613,800.56
  4. Step 4: Simplify right side
    18,821,258.04x = 353,396,464,399,299.88
  5. Step 5: Solve for x
    x = 353,396,464,399,299.88/18,821,258.04
  6. Step 6: Final answer
    x = 18,776,452.86

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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.