Home / 20,447,574.20-30,618,217.20-16,160,616.80

Finding the Fourth Proportional to 20,447,574.20, 30,618,217.20 and 16,160,616.80

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Solution

The fourth proportional to 20,447,574.20, 30,618,217.20 and 16,160,616.80 is: 24,198,923.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,447,574.20 : 30,618,217.20 = 16,160,616.80 : x
  2. Step 2: Convert to fraction form
    20,447,574.20/30,618,217.20 = 16,160,616.80/x
  3. Step 3: Cross multiply
    20,447,574.20x = 30,618,217.20 × 16,160,616.80
  4. Step 4: Simplify right side
    20,447,574.20x = 494,809,275,268,369
  5. Step 5: Solve for x
    x = 494,809,275,268,369/20,447,574.20
  6. Step 6: Final answer
    x = 24,198,923.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.