Home / 7,479,771.15-10,322,083.94-4,042,012.19

Finding the Fourth Proportional to 7,479,771.15, 10,322,083.94 and 4,042,012.19

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Solution

The fourth proportional to 7,479,771.15, 10,322,083.94 and 4,042,012.19 is: 5,577,976.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,479,771.15 : 10,322,083.94 = 4,042,012.19 : x
  2. Step 2: Convert to fraction form
    7,479,771.15/10,322,083.94 = 4,042,012.19/x
  3. Step 3: Cross multiply
    7,479,771.15x = 10,322,083.94 × 4,042,012.19
  4. Step 4: Simplify right side
    7,479,771.15x = 41,721,989,039,862.75
  5. Step 5: Solve for x
    x = 41,721,989,039,862.75/7,479,771.15
  6. Step 6: Final answer
    x = 5,577,976.68

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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.