Finding the Fourth Proportional to 53,373,067.74, 80,070,521.49 and 18,353,634.12
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Solution
The fourth proportional to 53,373,067.74, 80,070,521.49 and 18,353,634.12 is: 27,534,206.25
Step by Step Solution
- Step 1: Write the proportion equation
53,373,067.74 : 80,070,521.49 = 18,353,634.12 : x - Step 2: Convert to fraction form
53,373,067.74/80,070,521.49 = 18,353,634.12/x - Step 3: Cross multiply
53,373,067.74x = 80,070,521.49 × 18,353,634.12 - Step 4: Simplify right side
53,373,067.74x = 1,469,585,055,225,057.25 - Step 5: Solve for x
x = 1,469,585,055,225,057.25/53,373,067.74 - Step 6: Final answer
x = 27,534,206.25
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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.