Home / 13,019,889.22-19,527,164.07-4,930,074.82

Finding the Fourth Proportional to 13,019,889.22, 19,527,164.07 and 4,930,074.82

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Solution

The fourth proportional to 13,019,889.22, 19,527,164.07 and 4,930,074.82 is: 7,394,101.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,019,889.22 : 19,527,164.07 = 4,930,074.82 : x
  2. Step 2: Convert to fraction form
    13,019,889.22/19,527,164.07 = 4,930,074.82/x
  3. Step 3: Cross multiply
    13,019,889.22x = 19,527,164.07 × 4,930,074.82
  4. Step 4: Simplify right side
    13,019,889.22x = 96,270,379,887,515.72
  5. Step 5: Solve for x
    x = 96,270,379,887,515.72/13,019,889.22
  6. Step 6: Final answer
    x = 7,394,101.31

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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.