Home / 18,944,703.12-28,410,000.08-6,810,855.60

Finding the Fourth Proportional to 18,944,703.12, 28,410,000.08 and 6,810,855.60

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Solution

The fourth proportional to 18,944,703.12, 28,410,000.08 and 6,810,855.60 is: 10,213,747.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,944,703.12 : 28,410,000.08 = 6,810,855.60 : x
  2. Step 2: Convert to fraction form
    18,944,703.12/28,410,000.08 = 6,810,855.60/x
  3. Step 3: Cross multiply
    18,944,703.12x = 28,410,000.08 × 6,810,855.60
  4. Step 4: Simplify right side
    18,944,703.12x = 193,496,408,140,868.44
  5. Step 5: Solve for x
    x = 193,496,408,140,868.44/18,944,703.12
  6. Step 6: Final answer
    x = 10,213,747.18

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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.