Finding the Fourth Proportional to 35,445,755.97, 53,178,085.44 and 12,726,850.05
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Solution
The fourth proportional to 35,445,755.97, 53,178,085.44 and 12,726,850.05 is: 19,093,668.64
Step by Step Solution
- Step 1: Write the proportion equation
35,445,755.97 : 53,178,085.44 = 12,726,850.05 : x - Step 2: Convert to fraction form
35,445,755.97/53,178,085.44 = 12,726,850.05/x - Step 3: Cross multiply
35,445,755.97x = 53,178,085.44 × 12,726,850.05 - Step 4: Simplify right side
35,445,755.97x = 676,789,519,340,968.25 - Step 5: Solve for x
x = 676,789,519,340,968.25/35,445,755.97 - Step 6: Final answer
x = 19,093,668.64
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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.