Home / 6,444,400.87-9,664,533.83-2,125,480.16

Finding the Fourth Proportional to 6,444,400.87, 9,664,533.83 and 2,125,480.16

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Solution

The fourth proportional to 6,444,400.87, 9,664,533.83 and 2,125,480.16 is: 3,187,538.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,444,400.87 : 9,664,533.83 = 2,125,480.16 : x
  2. Step 2: Convert to fraction form
    6,444,400.87/9,664,533.83 = 2,125,480.16/x
  3. Step 3: Cross multiply
    6,444,400.87x = 9,664,533.83 × 2,125,480.16
  4. Step 4: Simplify right side
    6,444,400.87x = 20,541,774,940,788.85
  5. Step 5: Solve for x
    x = 20,541,774,940,788.85/6,444,400.87
  6. Step 6: Final answer
    x = 3,187,538.35

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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.