Home / 13,603,692.68-18,773,944.26-7,492,119.56

Finding the Fourth Proportional to 13,603,692.68, 18,773,944.26 and 7,492,119.56

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Solution

The fourth proportional to 13,603,692.68, 18,773,944.26 and 7,492,119.56 is: 10,339,592.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,603,692.68 : 18,773,944.26 = 7,492,119.56 : x
  2. Step 2: Convert to fraction form
    13,603,692.68/18,773,944.26 = 7,492,119.56/x
  3. Step 3: Cross multiply
    13,603,692.68x = 18,773,944.26 × 7,492,119.56
  4. Step 4: Simplify right side
    13,603,692.68x = 140,656,635,008,695.73
  5. Step 5: Solve for x
    x = 140,656,635,008,695.73/13,603,692.68
  6. Step 6: Final answer
    x = 10,339,592.22

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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.