Finding the Fourth Proportional to 33,936,381.26, 50,920,227.38 and 15,497,978.68
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Solution
The fourth proportional to 33,936,381.26, 50,920,227.38 and 15,497,978.68 is: 23,254,117.53
Step by Step Solution
- Step 1: Write the proportion equation
33,936,381.26 : 50,920,227.38 = 15,497,978.68 : x - Step 2: Convert to fraction form
33,936,381.26/50,920,227.38 = 15,497,978.68/x - Step 3: Cross multiply
33,936,381.26x = 50,920,227.38 × 15,497,978.68 - Step 4: Simplify right side
33,936,381.26x = 789,160,598,315,992.25 - Step 5: Solve for x
x = 789,160,598,315,992.25/33,936,381.26 - Step 6: Final answer
x = 23,254,117.53
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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.