Home / 36,630,163.60-54,970,128.60-20,456,083.60

Finding the Fourth Proportional to 36,630,163.60, 54,970,128.60 and 20,456,083.60

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Solution

The fourth proportional to 36,630,163.60, 54,970,128.60 and 20,456,083.60 is: 30,698,021.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,630,163.60 : 54,970,128.60 = 20,456,083.60 : x
  2. Step 2: Convert to fraction form
    36,630,163.60/54,970,128.60 = 20,456,083.60/x
  3. Step 3: Cross multiply
    36,630,163.60x = 54,970,128.60 × 20,456,083.60
  4. Step 4: Simplify right side
    36,630,163.60x = 1,124,473,546,144,351.12
  5. Step 5: Solve for x
    x = 1,124,473,546,144,351.12/36,630,163.60
  6. Step 6: Final answer
    x = 30,698,021.40

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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.