Home / 13,558,726.35-20,338,255.07-3,974,298.68

Finding the Fourth Proportional to 13,558,726.35, 20,338,255.07 and 3,974,298.68

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Solution

The fourth proportional to 13,558,726.35, 20,338,255.07 and 3,974,298.68 is: 5,961,496.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,558,726.35 : 20,338,255.07 = 3,974,298.68 : x
  2. Step 2: Convert to fraction form
    13,558,726.35/20,338,255.07 = 3,974,298.68/x
  3. Step 3: Cross multiply
    13,558,726.35x = 20,338,255.07 × 3,974,298.68
  4. Step 4: Simplify right side
    13,558,726.35x = 80,830,300,324,082.08
  5. Step 5: Solve for x
    x = 80,830,300,324,082.08/13,558,726.35
  6. Step 6: Final answer
    x = 5,961,496.55

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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.