Home / 33,168,049.20-49,752,073.80-18,819,142.20

Finding the Fourth Proportional to 33,168,049.20, 49,752,073.80 and 18,819,142.20

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Solution

The fourth proportional to 33,168,049.20, 49,752,073.80 and 18,819,142.20 is: 28,228,713.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,168,049.20 : 49,752,073.80 = 18,819,142.20 : x
  2. Step 2: Convert to fraction form
    33,168,049.20/49,752,073.80 = 18,819,142.20/x
  3. Step 3: Cross multiply
    33,168,049.20x = 49,752,073.80 × 18,819,142.20
  4. Step 4: Simplify right side
    33,168,049.20x = 936,291,351,587,094.25
  5. Step 5: Solve for x
    x = 936,291,351,587,094.25/33,168,049.20
  6. Step 6: Final answer
    x = 28,228,713.30

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1.5x scale

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.