Home / 11,940,751.82-16,477,099.14-6,980,352.87

Finding the Fourth Proportional to 11,940,751.82, 16,477,099.14 and 6,980,352.87

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Solution

The fourth proportional to 11,940,751.82, 16,477,099.14 and 6,980,352.87 is: 9,632,221.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,940,751.82 : 16,477,099.14 = 6,980,352.87 : x
  2. Step 2: Convert to fraction form
    11,940,751.82/16,477,099.14 = 6,980,352.87/x
  3. Step 3: Cross multiply
    11,940,751.82x = 16,477,099.14 × 6,980,352.87
  4. Step 4: Simplify right side
    11,940,751.82x = 115,015,966,271,173.53
  5. Step 5: Solve for x
    x = 115,015,966,271,173.53/11,940,751.82
  6. Step 6: Final answer
    x = 9,632,221.49

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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.