Home / 29,143,835.20-43,715,752.80-8,946,452.80

Finding the Fourth Proportional to 29,143,835.20, 43,715,752.80 and 8,946,452.80

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Solution

The fourth proportional to 29,143,835.20, 43,715,752.80 and 8,946,452.80 is: 13,419,679.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,143,835.20 : 43,715,752.80 = 8,946,452.80 : x
  2. Step 2: Convert to fraction form
    29,143,835.20/43,715,752.80 = 8,946,452.80/x
  3. Step 3: Cross multiply
    29,143,835.20x = 43,715,752.80 × 8,946,452.80
  4. Step 4: Simplify right side
    29,143,835.20x = 391,100,919,041,667.88
  5. Step 5: Solve for x
    x = 391,100,919,041,667.88/29,143,835.20
  6. Step 6: Final answer
    x = 13,419,679.20

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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.