Home / 16,993,692.45-25,490,717.43-13,603,530.20

Finding the Fourth Proportional to 16,993,692.45, 25,490,717.43 and 13,603,530.20

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Solution

The fourth proportional to 16,993,692.45, 25,490,717.43 and 13,603,530.20 is: 20,405,438.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,993,692.45 : 25,490,717.43 = 13,603,530.20 : x
  2. Step 2: Convert to fraction form
    16,993,692.45/25,490,717.43 = 13,603,530.20/x
  3. Step 3: Cross multiply
    16,993,692.45x = 25,490,717.43 × 13,603,530.20
  4. Step 4: Simplify right side
    16,993,692.45x = 346,763,744,378,671.38
  5. Step 5: Solve for x
    x = 346,763,744,378,671.38/16,993,692.45
  6. Step 6: Final answer
    x = 20,405,438.39

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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.