Home / 7,662,405.36-11,485,846.62-4,968,439.32

Finding the Fourth Proportional to 7,662,405.36, 11,485,846.62 and 4,968,439.32

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Solution

The fourth proportional to 7,662,405.36, 11,485,846.62 and 4,968,439.32 is: 7,447,626.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,662,405.36 : 11,485,846.62 = 4,968,439.32 : x
  2. Step 2: Convert to fraction form
    7,662,405.36/11,485,846.62 = 4,968,439.32/x
  3. Step 3: Cross multiply
    7,662,405.36x = 11,485,846.62 × 4,968,439.32
  4. Step 4: Simplify right side
    7,662,405.36x = 57,066,731,970,297.10
  5. Step 5: Solve for x
    x = 57,066,731,970,297.10/7,662,405.36
  6. Step 6: Final answer
    x = 7,447,626.34

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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.