Home / 3,943,499.55-5,915,249.33-3,890,355.45

Finding the Fourth Proportional to 3,943,499.55, 5,915,249.33 and 3,890,355.45

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Solution

The fourth proportional to 3,943,499.55, 5,915,249.33 and 3,890,355.45 is: 5,835,533.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943,499.55 : 5,915,249.33 = 3,890,355.45 : x
  2. Step 2: Convert to fraction form
    3,943,499.55/5,915,249.33 = 3,890,355.45/x
  3. Step 3: Cross multiply
    3,943,499.55x = 5,915,249.33 × 3,890,355.45
  4. Step 4: Simplify right side
    3,943,499.55x = 23,012,422,449,622.57
  5. Step 5: Solve for x
    x = 23,012,422,449,622.57/3,943,499.55
  6. Step 6: Final answer
    x = 5,835,533.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.