Home / 8,661,395.44-11,953,280.28-4,990,245.58

Finding the Fourth Proportional to 8,661,395.44, 11,953,280.28 and 4,990,245.58

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Solution

The fourth proportional to 8,661,395.44, 11,953,280.28 and 4,990,245.58 is: 6,886,858.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,661,395.44 : 11,953,280.28 = 4,990,245.58 : x
  2. Step 2: Convert to fraction form
    8,661,395.44/11,953,280.28 = 4,990,245.58/x
  3. Step 3: Cross multiply
    8,661,395.44x = 11,953,280.28 × 4,990,245.58
  4. Step 4: Simplify right side
    8,661,395.44x = 59,649,804,083,771.16
  5. Step 5: Solve for x
    x = 59,649,804,083,771.16/8,661,395.44
  6. Step 6: Final answer
    x = 6,886,858.42

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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.