Home / 36,236,448.42-54,286,090.74-21,420,185.91

Finding the Fourth Proportional to 36,236,448.42, 54,286,090.74 and 21,420,185.91

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Solution

The fourth proportional to 36,236,448.42, 54,286,090.74 and 21,420,185.91 is: 32,089,738.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,236,448.42 : 54,286,090.74 = 21,420,185.91 : x
  2. Step 2: Convert to fraction form
    36,236,448.42/54,286,090.74 = 21,420,185.91/x
  3. Step 3: Cross multiply
    36,236,448.42x = 54,286,090.74 × 21,420,185.91
  4. Step 4: Simplify right side
    36,236,448.42x = 1,162,818,155,977,929.50
  5. Step 5: Solve for x
    x = 1,162,818,155,977,929.50/36,236,448.42
  6. Step 6: Final answer
    x = 32,089,738.56

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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.