Home / 30,019,399.42-41,426,806.62-16,268,363.56

Finding the Fourth Proportional to 30,019,399.42, 41,426,806.62 and 16,268,363.56

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Solution

The fourth proportional to 30,019,399.42, 41,426,806.62 and 16,268,363.56 is: 22,450,360.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,019,399.42 : 41,426,806.62 = 16,268,363.56 : x
  2. Step 2: Convert to fraction form
    30,019,399.42/41,426,806.62 = 16,268,363.56/x
  3. Step 3: Cross multiply
    30,019,399.42x = 41,426,806.62 × 16,268,363.56
  4. Step 4: Simplify right side
    30,019,399.42x = 673,946,351,223,974.75
  5. Step 5: Solve for x
    x = 673,946,351,223,974.75/30,019,399.42
  6. Step 6: Final answer
    x = 22,450,360.91

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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.