Home / 13,008,696.33-19,505,480.81-4,922,296.64

Finding the Fourth Proportional to 13,008,696.33, 19,505,480.81 and 4,922,296.64

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Solution

The fourth proportional to 13,008,696.33, 19,505,480.81 and 4,922,296.64 is: 7,380,582.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,008,696.33 : 19,505,480.81 = 4,922,296.64 : x
  2. Step 2: Convert to fraction form
    13,008,696.33/19,505,480.81 = 4,922,296.64/x
  3. Step 3: Cross multiply
    13,008,696.33x = 19,505,480.81 × 4,922,296.64
  4. Step 4: Simplify right side
    13,008,696.33x = 96,011,762,652,647.47
  5. Step 5: Solve for x
    x = 96,011,762,652,647.47/13,008,696.33
  6. Step 6: Final answer
    x = 7,380,582.97

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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.