Home / 18,641,972.22-25,726,719.83-10,382,034.48

Finding the Fourth Proportional to 18,641,972.22, 25,726,719.83 and 10,382,034.48

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Solution

The fourth proportional to 18,641,972.22, 25,726,719.83 and 10,382,034.48 is: 14,327,652.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,641,972.22 : 25,726,719.83 = 10,382,034.48 : x
  2. Step 2: Convert to fraction form
    18,641,972.22/25,726,719.83 = 10,382,034.48/x
  3. Step 3: Cross multiply
    18,641,972.22x = 25,726,719.83 × 10,382,034.48
  4. Step 4: Simplify right side
    18,641,972.22x = 267,095,692,280,449.56
  5. Step 5: Solve for x
    x = 267,095,692,280,449.56/18,641,972.22
  6. Step 6: Final answer
    x = 14,327,652.09

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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.