Home / 5,176,142.37-7,143,104.75-3,001,974.57

Finding the Fourth Proportional to 5,176,142.37, 7,143,104.75 and 3,001,974.57

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Solution

The fourth proportional to 5,176,142.37, 7,143,104.75 and 3,001,974.57 is: 4,142,741.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,176,142.37 : 7,143,104.75 = 3,001,974.57 : x
  2. Step 2: Convert to fraction form
    5,176,142.37/7,143,104.75 = 3,001,974.57/x
  3. Step 3: Cross multiply
    5,176,142.37x = 7,143,104.75 × 3,001,974.57
  4. Step 4: Simplify right side
    5,176,142.37x = 21,443,418,795,336.33
  5. Step 5: Solve for x
    x = 21,443,418,795,336.33/5,176,142.37
  6. Step 6: Final answer
    x = 4,142,741.30

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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.