Home / 6,413,844.31-9,619,563.62-3,218,112.43

Finding the Fourth Proportional to 6,413,844.31, 9,619,563.62 and 3,218,112.43

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Solution

The fourth proportional to 6,413,844.31, 9,619,563.62 and 3,218,112.43 is: 4,826,565.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,413,844.31 : 9,619,563.62 = 3,218,112.43 : x
  2. Step 2: Convert to fraction form
    6,413,844.31/9,619,563.62 = 3,218,112.43/x
  3. Step 3: Cross multiply
    6,413,844.31x = 9,619,563.62 × 3,218,112.43
  4. Step 4: Simplify right side
    6,413,844.31x = 30,956,837,240,607.24
  5. Step 5: Solve for x
    x = 30,956,837,240,607.24/6,413,844.31
  6. Step 6: Final answer
    x = 4,826,565.12

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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.