Home / 7,238,808.16-9,990,441.52-4,183,022.42

Finding the Fourth Proportional to 7,238,808.16, 9,990,441.52 and 4,183,022.42

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Solution

The fourth proportional to 7,238,808.16, 9,990,441.52 and 4,183,022.42 is: 5,773,083.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,238,808.16 : 9,990,441.52 = 4,183,022.42 : x
  2. Step 2: Convert to fraction form
    7,238,808.16/9,990,441.52 = 4,183,022.42/x
  3. Step 3: Cross multiply
    7,238,808.16x = 9,990,441.52 × 4,183,022.42
  4. Step 4: Simplify right side
    7,238,808.16x = 41,790,240,863,858.88
  5. Step 5: Solve for x
    x = 41,790,240,863,858.88/7,238,808.16
  6. Step 6: Final answer
    x = 5,773,083.07

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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.