Home / 36,641,838.60-54,987,641.10-20,467,758.60

Finding the Fourth Proportional to 36,641,838.60, 54,987,641.10 and 20,467,758.60

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Solution

The fourth proportional to 36,641,838.60, 54,987,641.10 and 20,467,758.60 is: 30,715,537.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,641,838.60 : 54,987,641.10 = 20,467,758.60 : x
  2. Step 2: Convert to fraction form
    36,641,838.60/54,987,641.10 = 20,467,758.60/x
  3. Step 3: Cross multiply
    36,641,838.60x = 54,987,641.10 × 20,467,758.60
  4. Step 4: Simplify right side
    36,641,838.60x = 1,125,473,764,018,238.62
  5. Step 5: Solve for x
    x = 1,125,473,764,018,238.62/36,641,838.60
  6. Step 6: Final answer
    x = 30,715,537.40

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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.