Home / 38,223,205.20-57,351,396.60-19,311,973.20

Finding the Fourth Proportional to 38,223,205.20, 57,351,396.60 and 19,311,973.20

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Solution

The fourth proportional to 38,223,205.20, 57,351,396.60 and 19,311,973.20 is: 28,976,341.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,223,205.20 : 57,351,396.60 = 19,311,973.20 : x
  2. Step 2: Convert to fraction form
    38,223,205.20/57,351,396.60 = 19,311,973.20/x
  3. Step 3: Cross multiply
    38,223,205.20x = 57,351,396.60 × 19,311,973.20
  4. Step 4: Simplify right side
    38,223,205.20x = 1,107,568,634,121,771.12
  5. Step 5: Solve for x
    x = 1,107,568,634,121,771.12/38,223,205.20
  6. Step 6: Final answer
    x = 28,976,341.16

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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.