Home / 18,627,650.44-27,939,275.15-4,981,854.40

Finding the Fourth Proportional to 18,627,650.44, 27,939,275.15 and 4,981,854.40

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Solution

The fourth proportional to 18,627,650.44, 27,939,275.15 and 4,981,854.40 is: 7,472,193.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,627,650.44 : 27,939,275.15 = 4,981,854.40 : x
  2. Step 2: Convert to fraction form
    18,627,650.44/27,939,275.15 = 4,981,854.40/x
  3. Step 3: Cross multiply
    18,627,650.44x = 27,939,275.15 × 4,981,854.40
  4. Step 4: Simplify right side
    18,627,650.44x = 139,189,400,836,673.88
  5. Step 5: Solve for x
    x = 139,189,400,836,673.88/18,627,650.44
  6. Step 6: Final answer
    x = 7,472,193.09

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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.