Finding the Fourth Proportional to 84,084,239.44, 116,093,625.36 and 54,386,873.56
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Solution
The fourth proportional to 84,084,239.44, 116,093,625.36 and 54,386,873.56 is: 75,090,996.43
Step by Step Solution
- Step 1: Write the proportion equation
84,084,239.44 : 116,093,625.36 = 54,386,873.56 : x - Step 2: Convert to fraction form
84,084,239.44/116,093,625.36 = 54,386,873.56/x - Step 3: Cross multiply
84,084,239.44x = 116,093,625.36 × 54,386,873.56 - Step 4: Simplify right side
84,084,239.44x = 6,313,969,323,576,330 - Step 5: Solve for x
x = 6,313,969,323,576,330/84,084,239.44 - Step 6: Final answer
x = 75,090,996.43
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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.