Home / 9,769,506.21-13,483,532.39-5,419,993.77

Finding the Fourth Proportional to 9,769,506.21, 13,483,532.39 and 5,419,993.77

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Solution

The fourth proportional to 9,769,506.21, 13,483,532.39 and 5,419,993.77 is: 7,480,486.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,769,506.21 : 13,483,532.39 = 5,419,993.77 : x
  2. Step 2: Convert to fraction form
    9,769,506.21/13,483,532.39 = 5,419,993.77/x
  3. Step 3: Cross multiply
    9,769,506.21x = 13,483,532.39 × 5,419,993.77
  4. Step 4: Simplify right side
    9,769,506.21x = 73,080,661,524,293.23
  5. Step 5: Solve for x
    x = 73,080,661,524,293.23/9,769,506.21
  6. Step 6: Final answer
    x = 7,480,486.73

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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.