Home / 18,455,980.24-25,469,172.84-10,196,042.32

Finding the Fourth Proportional to 18,455,980.24, 25,469,172.84 and 10,196,042.32

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Solution

The fourth proportional to 18,455,980.24, 25,469,172.84 and 10,196,042.32 is: 14,070,494.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,455,980.24 : 25,469,172.84 = 10,196,042.32 : x
  2. Step 2: Convert to fraction form
    18,455,980.24/25,469,172.84 = 10,196,042.32/x
  3. Step 3: Cross multiply
    18,455,980.24x = 25,469,172.84 × 10,196,042.32
  4. Step 4: Simplify right side
    18,455,980.24x = 259,684,764,132,034.59
  5. Step 5: Solve for x
    x = 259,684,764,132,034.59/18,455,980.24
  6. Step 6: Final answer
    x = 14,070,494.27

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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.