Home / 5,638,866.89-7,795,867.45-4,166,453.11

Finding the Fourth Proportional to 5,638,866.89, 7,795,867.45 and 4,166,453.11

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Solution

The fourth proportional to 5,638,866.89, 7,795,867.45 and 4,166,453.11 is: 5,760,220.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638,866.89 : 7,795,867.45 = 4,166,453.11 : x
  2. Step 2: Convert to fraction form
    5,638,866.89/7,795,867.45 = 4,166,453.11/x
  3. Step 3: Cross multiply
    5,638,866.89x = 7,795,867.45 × 4,166,453.11
  4. Step 4: Simplify right side
    5,638,866.89x = 32,481,116,201,183.74
  5. Step 5: Solve for x
    x = 32,481,116,201,183.74/5,638,866.89
  6. Step 6: Final answer
    x = 5,760,220.42

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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.