Home / 7,360,536.21-11,043,055.40-3,768,843.72

Finding the Fourth Proportional to 7,360,536.21, 11,043,055.40 and 3,768,843.72

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Solution

The fourth proportional to 7,360,536.21, 11,043,055.40 and 3,768,843.72 is: 5,654,418.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,360,536.21 : 11,043,055.40 = 3,768,843.72 : x
  2. Step 2: Convert to fraction form
    7,360,536.21/11,043,055.40 = 3,768,843.72/x
  3. Step 3: Cross multiply
    7,360,536.21x = 11,043,055.40 × 3,768,843.72
  4. Step 4: Simplify right side
    7,360,536.21x = 41,619,549,993,902.09
  5. Step 5: Solve for x
    x = 41,619,549,993,902.09/7,360,536.21
  6. Step 6: Final answer
    x = 5,654,418.21

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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.