Finding the Fourth Proportional to 47,370,190.97, 65,367,788.54 and 27,522,198.23
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Solution
The fourth proportional to 47,370,190.97, 65,367,788.54 and 27,522,198.23 is: 37,978,846.96
Step by Step Solution
- Step 1: Write the proportion equation
47,370,190.97 : 65,367,788.54 = 27,522,198.23 : x - Step 2: Convert to fraction form
47,370,190.97/65,367,788.54 = 27,522,198.23/x - Step 3: Cross multiply
47,370,190.97x = 65,367,788.54 × 27,522,198.23 - Step 4: Simplify right side
47,370,190.97x = 1,799,065,233,590,152.25 - Step 5: Solve for x
x = 1,799,065,233,590,152.25/47,370,190.97 - Step 6: Final answer
x = 37,978,846.96
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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.