Home / 5,204,635.78-7,183,151.58-2,999,069.50

Finding the Fourth Proportional to 5,204,635.78, 7,183,151.58 and 2,999,069.50

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Solution

The fourth proportional to 5,204,635.78, 7,183,151.58 and 2,999,069.50 is: 4,139,150.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,204,635.78 : 7,183,151.58 = 2,999,069.50 : x
  2. Step 2: Convert to fraction form
    5,204,635.78/7,183,151.58 = 2,999,069.50/x
  3. Step 3: Cross multiply
    5,204,635.78x = 7,183,151.58 × 2,999,069.50
  4. Step 4: Simplify right side
    5,204,635.78x = 21,542,770,817,454.81
  5. Step 5: Solve for x
    x = 21,542,770,817,454.81/5,204,635.78
  6. Step 6: Final answer
    x = 4,139,150.51

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1.5x scale

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.