Home / 6,477,322.94-9,715,316.79-2,158,906.56

Finding the Fourth Proportional to 6,477,322.94, 9,715,316.79 and 2,158,906.56

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Solution

The fourth proportional to 6,477,322.94, 9,715,316.79 and 2,158,906.56 is: 3,238,137.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,477,322.94 : 9,715,316.79 = 2,158,906.56 : x
  2. Step 2: Convert to fraction form
    6,477,322.94/9,715,316.79 = 2,158,906.56/x
  3. Step 3: Cross multiply
    6,477,322.94x = 9,715,316.79 × 2,158,906.56
  4. Step 4: Simplify right side
    6,477,322.94x = 20,974,461,150,409.14
  5. Step 5: Solve for x
    x = 20,974,461,150,409.14/6,477,322.94
  6. Step 6: Final answer
    x = 3,238,137.32

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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.