Finding the Fourth Proportional to 32,809,959.21, 49,203,541.81 and 18,259,083.97
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Solution
The fourth proportional to 32,809,959.21, 49,203,541.81 and 18,259,083.97 is: 27,382,283.40
Step by Step Solution
- Step 1: Write the proportion equation
32,809,959.21 : 49,203,541.81 = 18,259,083.97 : x - Step 2: Convert to fraction form
32,809,959.21/49,203,541.81 = 18,259,083.97/x - Step 3: Cross multiply
32,809,959.21x = 49,203,541.81 × 18,259,083.97 - Step 4: Simplify right side
32,809,959.21x = 898,411,601,530,195.75 - Step 5: Solve for x
x = 898,411,601,530,195.75/32,809,959.21 - Step 6: Final answer
x = 27,382,283.40
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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.