Home / 12,059,379.90-18,085,182.46-3,970,429.62

Finding the Fourth Proportional to 12,059,379.90, 18,085,182.46 and 3,970,429.62

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Solution

The fourth proportional to 12,059,379.90, 18,085,182.46 and 3,970,429.62 is: 5,954,364.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,059,379.90 : 18,085,182.46 = 3,970,429.62 : x
  2. Step 2: Convert to fraction form
    12,059,379.90/18,085,182.46 = 3,970,429.62/x
  3. Step 3: Cross multiply
    12,059,379.90x = 18,085,182.46 × 3,970,429.62
  4. Step 4: Simplify right side
    12,059,379.90x = 71,805,944,044,542.95
  5. Step 5: Solve for x
    x = 71,805,944,044,542.95/12,059,379.90
  6. Step 6: Final answer
    x = 5,954,364.54

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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.