Home / 72,577,097.80-108,874,977.90-36,204,080.20

Finding the Fourth Proportional to 72,577,097.80, 108,874,977.90 and 36,204,080.20

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Solution

The fourth proportional to 72,577,097.80, 108,874,977.90 and 36,204,080.20 is: 54,310,775.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,577,097.80 : 108,874,977.90 = 36,204,080.20 : x
  2. Step 2: Convert to fraction form
    72,577,097.80/108,874,977.90 = 36,204,080.20/x
  3. Step 3: Cross multiply
    72,577,097.80x = 108,874,977.90 × 36,204,080.20
  4. Step 4: Simplify right side
    72,577,097.80x = 3,941,718,431,664,828
  5. Step 5: Solve for x
    x = 3,941,718,431,664,828/72,577,097.80
  6. Step 6: Final answer
    x = 54,310,775.04

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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.