Home / 30,019,399.54-41,426,806.78-16,268,363.66

Finding the Fourth Proportional to 30,019,399.54, 41,426,806.78 and 16,268,363.66

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Solution

The fourth proportional to 30,019,399.54, 41,426,806.78 and 16,268,363.66 is: 22,450,361.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,019,399.54 : 41,426,806.78 = 16,268,363.66 : x
  2. Step 2: Convert to fraction form
    30,019,399.54/41,426,806.78 = 16,268,363.66/x
  3. Step 3: Cross multiply
    30,019,399.54x = 41,426,806.78 × 16,268,363.66
  4. Step 4: Simplify right side
    30,019,399.54x = 673,946,357,969,593.62
  5. Step 5: Solve for x
    x = 673,946,357,969,593.62/30,019,399.54
  6. Step 6: Final answer
    x = 22,450,361.04

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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.