Home / 5,330,447.07-7,355,989.32-2,883,055.56

Finding the Fourth Proportional to 5,330,447.07, 7,355,989.32 and 2,883,055.56

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Solution

The fourth proportional to 5,330,447.07, 7,355,989.32 and 2,883,055.56 is: 3,978,601.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,330,447.07 : 7,355,989.32 = 2,883,055.56 : x
  2. Step 2: Convert to fraction form
    5,330,447.07/7,355,989.32 = 2,883,055.56/x
  3. Step 3: Cross multiply
    5,330,447.07x = 7,355,989.32 × 2,883,055.56
  4. Step 4: Simplify right side
    5,330,447.07x = 21,207,725,908,326.62
  5. Step 5: Solve for x
    x = 21,207,725,908,326.62/5,330,447.07
  6. Step 6: Final answer
    x = 3,978,601.73

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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.