Home / 16,156,181.80-24,192,282.30-12,768,956.20

Finding the Fourth Proportional to 16,156,181.80, 24,192,282.30 and 12,768,956.20

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Solution

The fourth proportional to 16,156,181.80, 24,192,282.30 and 12,768,956.20 is: 19,120,247.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,156,181.80 : 24,192,282.30 = 12,768,956.20 : x
  2. Step 2: Convert to fraction form
    16,156,181.80/24,192,282.30 = 12,768,956.20/x
  3. Step 3: Cross multiply
    16,156,181.80x = 24,192,282.30 × 12,768,956.20
  4. Step 4: Simplify right side
    16,156,181.80x = 308,910,193,066,735.25
  5. Step 5: Solve for x
    x = 308,910,193,066,735.25/16,156,181.80
  6. Step 6: Final answer
    x = 19,120,247.40

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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.