Home / 17,137,188.30-25,704,877.08-5,621,138.61

Finding the Fourth Proportional to 17,137,188.30, 25,704,877.08 and 5,621,138.61

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Solution

The fourth proportional to 17,137,188.30, 25,704,877.08 and 5,621,138.61 is: 8,431,410.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,137,188.30 : 25,704,877.08 = 5,621,138.61 : x
  2. Step 2: Convert to fraction form
    17,137,188.30/25,704,877.08 = 5,621,138.61/x
  3. Step 3: Cross multiply
    17,137,188.30x = 25,704,877.08 × 5,621,138.61
  4. Step 4: Simplify right side
    17,137,188.30x = 144,490,677,019,692.06
  5. Step 5: Solve for x
    x = 144,490,677,019,692.06/17,137,188.30
  6. Step 6: Final answer
    x = 8,431,410.95

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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.