Finding the Fourth Proportional to 6,881,837.84, 9,497,180.49 and 3,784,596.68
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Solution
The fourth proportional to 6,881,837.84, 9,497,180.49 and 3,784,596.68 is: 5,222,877.75
Step by Step Solution
- Step 1: Write the proportion equation
6,881,837.84 : 9,497,180.49 = 3,784,596.68 : x - Step 2: Convert to fraction form
6,881,837.84/9,497,180.49 = 3,784,596.68/x - Step 3: Cross multiply
6,881,837.84x = 9,497,180.49 × 3,784,596.68 - Step 4: Simplify right side
6,881,837.84x = 35,942,997,761,365.48 - Step 5: Solve for x
x = 35,942,997,761,365.48/6,881,837.84 - Step 6: Final answer
x = 5,222,877.75
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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.