Finding the Fourth Proportional to 33,797,811.43, 46,640,992.17 and 18,327,891.97
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Solution
The fourth proportional to 33,797,811.43, 46,640,992.17 and 18,327,891.97 is: 25,292,497.64
Step by Step Solution
- Step 1: Write the proportion equation
33,797,811.43 : 46,640,992.17 = 18,327,891.97 : x - Step 2: Convert to fraction form
33,797,811.43/46,640,992.17 = 18,327,891.97/x - Step 3: Cross multiply
33,797,811.43x = 46,640,992.17 × 18,327,891.97 - Step 4: Simplify right side
33,797,811.43x = 854,831,065,889,294 - Step 5: Solve for x
x = 854,831,065,889,294/33,797,811.43 - Step 6: Final answer
x = 25,292,497.64
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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.