Home / 30,429,481.01-41,993,699.33-16,678,480.37

Finding the Fourth Proportional to 30,429,481.01, 41,993,699.33 and 16,678,480.37

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Solution

The fourth proportional to 30,429,481.01, 41,993,699.33 and 16,678,480.37 is: 23,016,859.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,429,481.01 : 41,993,699.33 = 16,678,480.37 : x
  2. Step 2: Convert to fraction form
    30,429,481.01/41,993,699.33 = 16,678,480.37/x
  3. Step 3: Cross multiply
    30,429,481.01x = 41,993,699.33 × 16,678,480.37
  4. Step 4: Simplify right side
    30,429,481.01x = 700,391,089,770,814.88
  5. Step 5: Solve for x
    x = 700,391,089,770,814.88/30,429,481.01
  6. Step 6: Final answer
    x = 23,016,859.53

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1.5x scale

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.