Finding the Fourth Proportional to 36,351,717.84, 50,165,532.90 and 19,831,792.14
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Solution
The fourth proportional to 36,351,717.84, 50,165,532.90 and 19,831,792.14 is: 27,367,961.69
Step by Step Solution
- Step 1: Write the proportion equation
36,351,717.84 : 50,165,532.90 = 19,831,792.14 : x - Step 2: Convert to fraction form
36,351,717.84/50,165,532.90 = 19,831,792.14/x - Step 3: Cross multiply
36,351,717.84x = 50,165,532.90 × 19,831,792.14 - Step 4: Simplify right side
36,351,717.84x = 994,872,421,065,131.38 - Step 5: Solve for x
x = 994,872,421,065,131.38/36,351,717.84 - Step 6: Final answer
x = 27,367,961.69
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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.