Home / 22,470,134.39-31,030,201.44-21,245,975.75

Finding the Fourth Proportional to 22,470,134.39, 31,030,201.44 and 21,245,975.75

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Solution

The fourth proportional to 22,470,134.39, 31,030,201.44 and 21,245,975.75 is: 29,339,695.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,470,134.39 : 31,030,201.44 = 21,245,975.75 : x
  2. Step 2: Convert to fraction form
    22,470,134.39/31,030,201.44 = 21,245,975.75/x
  3. Step 3: Cross multiply
    22,470,134.39x = 31,030,201.44 × 21,245,975.75
  4. Step 4: Simplify right side
    22,470,134.39x = 659,266,907,389,430.62
  5. Step 5: Solve for x
    x = 659,266,907,389,430.62/22,470,134.39
  6. Step 6: Final answer
    x = 29,339,695.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.