Home / 31,530,659.42-47,273,279.84-19,375,004.54

Finding the Fourth Proportional to 31,530,659.42, 47,273,279.84 and 19,375,004.54

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Solution

The fourth proportional to 31,530,659.42, 47,273,279.84 and 19,375,004.54 is: 29,048,552.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,530,659.42 : 47,273,279.84 = 19,375,004.54 : x
  2. Step 2: Convert to fraction form
    31,530,659.42/47,273,279.84 = 19,375,004.54/x
  3. Step 3: Cross multiply
    31,530,659.42x = 47,273,279.84 × 19,375,004.54
  4. Step 4: Simplify right side
    31,530,659.42x = 915,920,011,520,690.50
  5. Step 5: Solve for x
    x = 915,920,011,520,690.50/31,530,659.42
  6. Step 6: Final answer
    x = 29,048,552.37

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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.