Home / 30,004,452.74-41,412,805.81-18,241,221.57

Finding the Fourth Proportional to 30,004,452.74, 41,412,805.81 and 18,241,221.57

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Solution

The fourth proportional to 30,004,452.74, 41,412,805.81 and 18,241,221.57 is: 25,176,935.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,004,452.74 : 41,412,805.81 = 18,241,221.57 : x
  2. Step 2: Convert to fraction form
    30,004,452.74/41,412,805.81 = 18,241,221.57/x
  3. Step 3: Cross multiply
    30,004,452.74x = 41,412,805.81 × 18,241,221.57
  4. Step 4: Simplify right side
    30,004,452.74x = 755,420,166,414,692.25
  5. Step 5: Solve for x
    x = 755,420,166,414,692.25/30,004,452.74
  6. Step 6: Final answer
    x = 25,176,935.33

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1.5x scale

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.