Home / 5,078,081.36-7,007,881.23-2,786,241.44

Finding the Fourth Proportional to 5,078,081.36, 7,007,881.23 and 2,786,241.44

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Solution

The fourth proportional to 5,078,081.36, 7,007,881.23 and 2,786,241.44 is: 3,845,083.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,078,081.36 : 7,007,881.23 = 2,786,241.44 : x
  2. Step 2: Convert to fraction form
    5,078,081.36/7,007,881.23 = 2,786,241.44/x
  3. Step 3: Cross multiply
    5,078,081.36x = 7,007,881.23 × 2,786,241.44
  4. Step 4: Simplify right side
    5,078,081.36x = 19,525,649,054,584.77
  5. Step 5: Solve for x
    x = 19,525,649,054,584.77/5,078,081.36
  6. Step 6: Final answer
    x = 3,845,083.94

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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.