Home / 40,080,143.20-60,072,975.60-29,970,954.40

Finding the Fourth Proportional to 40,080,143.20, 60,072,975.60 and 29,970,954.40

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Solution

The fourth proportional to 40,080,143.20, 60,072,975.60 and 29,970,954.40 is: 44,921,107.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,080,143.20 : 60,072,975.60 = 29,970,954.40 : x
  2. Step 2: Convert to fraction form
    40,080,143.20/60,072,975.60 = 29,970,954.40/x
  3. Step 3: Cross multiply
    40,080,143.20x = 60,072,975.60 × 29,970,954.40
  4. Step 4: Simplify right side
    40,080,143.20x = 1,800,444,412,379,912.50
  5. Step 5: Solve for x
    x = 1,800,444,412,379,912.50/40,080,143.20
  6. Step 6: Final answer
    x = 44,921,107.28

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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.