Home / 36,199,431.48-49,941,080.46-20,721,244.44

Finding the Fourth Proportional to 36,199,431.48, 49,941,080.46 and 20,721,244.44

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Solution

The fourth proportional to 36,199,431.48, 49,941,080.46 and 20,721,244.44 is: 28,587,226.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,199,431.48 : 49,941,080.46 = 20,721,244.44 : x
  2. Step 2: Convert to fraction form
    36,199,431.48/49,941,080.46 = 20,721,244.44/x
  3. Step 3: Cross multiply
    36,199,431.48x = 49,941,080.46 × 20,721,244.44
  4. Step 4: Simplify right side
    36,199,431.48x = 1,034,841,335,809,367.75
  5. Step 5: Solve for x
    x = 1,034,841,335,809,367.75/36,199,431.48
  6. Step 6: Final answer
    x = 28,587,226.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.