Home / 6,421,804.88-9,631,233.25-3,828,843.35

Finding the Fourth Proportional to 6,421,804.88, 9,631,233.25 and 3,828,843.35

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Solution

The fourth proportional to 6,421,804.88, 9,631,233.25 and 3,828,843.35 is: 5,742,386.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,421,804.88 : 9,631,233.25 = 3,828,843.35 : x
  2. Step 2: Convert to fraction form
    6,421,804.88/9,631,233.25 = 3,828,843.35/x
  3. Step 3: Cross multiply
    6,421,804.88x = 9,631,233.25 × 3,828,843.35
  4. Step 4: Simplify right side
    6,421,804.88x = 36,876,483,396,067.37
  5. Step 5: Solve for x
    x = 36,876,483,396,067.37/6,421,804.88
  6. Step 6: Final answer
    x = 5,742,386.15

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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.