Home / 40,100,223.76-60,140,704.62-18,514,085.42

Finding the Fourth Proportional to 40,100,223.76, 60,140,704.62 and 18,514,085.42

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Solution

The fourth proportional to 40,100,223.76, 60,140,704.62 and 18,514,085.42 is: 27,766,681.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,100,223.76 : 60,140,704.62 = 18,514,085.42 : x
  2. Step 2: Convert to fraction form
    40,100,223.76/60,140,704.62 = 18,514,085.42/x
  3. Step 3: Cross multiply
    40,100,223.76x = 60,140,704.62 × 18,514,085.42
  4. Step 4: Simplify right side
    40,100,223.76x = 1,113,450,142,553,668.75
  5. Step 5: Solve for x
    x = 1,113,450,142,553,668.75/40,100,223.76
  6. Step 6: Final answer
    x = 27,766,681.53

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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.