Home / 30,474,133.44-42,055,517.20-16,723,589.68

Finding the Fourth Proportional to 30,474,133.44, 42,055,517.20 and 16,723,589.68

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Solution

The fourth proportional to 30,474,133.44, 42,055,517.20 and 16,723,589.68 is: 23,079,219.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,474,133.44 : 42,055,517.20 = 16,723,589.68 : x
  2. Step 2: Convert to fraction form
    30,474,133.44/42,055,517.20 = 16,723,589.68/x
  3. Step 3: Cross multiply
    30,474,133.44x = 42,055,517.20 × 16,723,589.68
  4. Step 4: Simplify right side
    30,474,133.44x = 703,319,213,432,982.50
  5. Step 5: Solve for x
    x = 703,319,213,432,982.50/30,474,133.44
  6. Step 6: Final answer
    x = 23,079,219.46

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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.