Home / 6,810,620.31-10,215,966.96-2,018,351.07

Finding the Fourth Proportional to 6,810,620.31, 10,215,966.96 and 2,018,351.07

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Solution

The fourth proportional to 6,810,620.31, 10,215,966.96 and 2,018,351.07 is: 3,027,537.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,810,620.31 : 10,215,966.96 = 2,018,351.07 : x
  2. Step 2: Convert to fraction form
    6,810,620.31/10,215,966.96 = 2,018,351.07/x
  3. Step 3: Cross multiply
    6,810,620.31x = 10,215,966.96 × 2,018,351.07
  4. Step 4: Simplify right side
    6,810,620.31x = 20,619,407,844,800.65
  5. Step 5: Solve for x
    x = 20,619,407,844,800.65/6,810,620.31
  6. Step 6: Final answer
    x = 3,027,537.42

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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.