Home / 31,530,673.68-47,273,301.20-19,375,018.80

Finding the Fourth Proportional to 31,530,673.68, 47,273,301.20 and 19,375,018.80

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Solution

The fourth proportional to 31,530,673.68, 47,273,301.20 and 19,375,018.80 is: 29,048,573.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,530,673.68 : 47,273,301.20 = 19,375,018.80 : x
  2. Step 2: Convert to fraction form
    31,530,673.68/47,273,301.20 = 19,375,018.80/x
  3. Step 3: Cross multiply
    31,530,673.68x = 47,273,301.20 × 19,375,018.80
  4. Step 4: Simplify right side
    31,530,673.68x = 915,921,099,488,062.62
  5. Step 5: Solve for x
    x = 915,921,099,488,062.62/31,530,673.68
  6. Step 6: Final answer
    x = 29,048,573.74

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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.