Home / 16,508,715.20-24,763,072.80-5,149,145.60

Finding the Fourth Proportional to 16,508,715.20, 24,763,072.80 and 5,149,145.60

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Solution

The fourth proportional to 16,508,715.20, 24,763,072.80 and 5,149,145.60 is: 7,723,718.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,508,715.20 : 24,763,072.80 = 5,149,145.60 : x
  2. Step 2: Convert to fraction form
    16,508,715.20/24,763,072.80 = 5,149,145.60/x
  3. Step 3: Cross multiply
    16,508,715.20x = 24,763,072.80 × 5,149,145.60
  4. Step 4: Simplify right side
    16,508,715.20x = 127,508,667,350,599.67
  5. Step 5: Solve for x
    x = 127,508,667,350,599.67/16,508,715.20
  6. Step 6: Final answer
    x = 7,723,718.40

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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.