Home / 51,004,427.86-76,536,279.38-21,458,453.59

Finding the Fourth Proportional to 51,004,427.86, 76,536,279.38 and 21,458,453.59

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Solution

The fourth proportional to 51,004,427.86, 76,536,279.38 and 21,458,453.59 is: 32,200,149.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,004,427.86 : 76,536,279.38 = 21,458,453.59 : x
  2. Step 2: Convert to fraction form
    51,004,427.86/76,536,279.38 = 21,458,453.59/x
  3. Step 3: Cross multiply
    51,004,427.86x = 76,536,279.38 × 21,458,453.59
  4. Step 4: Simplify right side
    51,004,427.86x = 1,642,350,199,027,003.75
  5. Step 5: Solve for x
    x = 1,642,350,199,027,003.75/51,004,427.86
  6. Step 6: Final answer
    x = 32,200,149.44

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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.