Home / 37,111,850.19-55,619,758.89-20,716,729.29

Finding the Fourth Proportional to 37,111,850.19, 55,619,758.89 and 20,716,729.29

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Solution

The fourth proportional to 37,111,850.19, 55,619,758.89 and 20,716,729.29 is: 31,048,290.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,111,850.19 : 55,619,758.89 = 20,716,729.29 : x
  2. Step 2: Convert to fraction form
    37,111,850.19/55,619,758.89 = 20,716,729.29/x
  3. Step 3: Cross multiply
    37,111,850.19x = 55,619,758.89 × 20,716,729.29
  4. Step 4: Simplify right side
    37,111,850.19x = 1,152,259,488,099,200.75
  5. Step 5: Solve for x
    x = 1,152,259,488,099,200.75/37,111,850.19
  6. Step 6: Final answer
    x = 31,048,290.03

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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.