Finding the Fourth Proportional to 19,203,735.97, 26,493,117.42 and 12,589,912.63
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Solution
The fourth proportional to 19,203,735.97, 26,493,117.42 and 12,589,912.63 is: 17,368,809.60
Step by Step Solution
- Step 1: Write the proportion equation
19,203,735.97 : 26,493,117.42 = 12,589,912.63 : x - Step 2: Convert to fraction form
19,203,735.97/26,493,117.42 = 12,589,912.63/x - Step 3: Cross multiply
19,203,735.97x = 26,493,117.42 × 12,589,912.63 - Step 4: Simplify right side
19,203,735.97x = 333,546,033,614,131.06 - Step 5: Solve for x
x = 333,546,033,614,131.06/19,203,735.97 - Step 6: Final answer
x = 17,368,809.60
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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.