Home / 5,112,815.14-7,058,241.66-3,179,698.48

Finding the Fourth Proportional to 5,112,815.14, 7,058,241.66 and 3,179,698.48

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Solution

The fourth proportional to 5,112,815.14, 7,058,241.66 and 3,179,698.48 is: 4,389,573.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,112,815.14 : 7,058,241.66 = 3,179,698.48 : x
  2. Step 2: Convert to fraction form
    5,112,815.14/7,058,241.66 = 3,179,698.48/x
  3. Step 3: Cross multiply
    5,112,815.14x = 7,058,241.66 × 3,179,698.48
  4. Step 4: Simplify right side
    5,112,815.14x = 22,443,080,277,774.68
  5. Step 5: Solve for x
    x = 22,443,080,277,774.68/5,112,815.14
  6. Step 6: Final answer
    x = 4,389,573.98

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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.