Home / 23,188,640.20-34,782,960.30-19,997,369.80

Finding the Fourth Proportional to 23,188,640.20, 34,782,960.30 and 19,997,369.80

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Solution

The fourth proportional to 23,188,640.20, 34,782,960.30 and 19,997,369.80 is: 29,996,054.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,188,640.20 : 34,782,960.30 = 19,997,369.80 : x
  2. Step 2: Convert to fraction form
    23,188,640.20/34,782,960.30 = 19,997,369.80/x
  3. Step 3: Cross multiply
    23,188,640.20x = 34,782,960.30 × 19,997,369.80
  4. Step 4: Simplify right side
    23,188,640.20x = 695,567,719,857,818.88
  5. Step 5: Solve for x
    x = 695,567,719,857,818.88/23,188,640.20
  6. Step 6: Final answer
    x = 29,996,054.70

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1.5x scale

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.