Finding the Fourth Proportional to 36,424,134.58, 50,268,172.08 and 20,743,822.84
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Solution
The fourth proportional to 36,424,134.58, 50,268,172.08 and 20,743,822.84 is: 28,628,107.93
Step by Step Solution
- Step 1: Write the proportion equation
36,424,134.58 : 50,268,172.08 = 20,743,822.84 : x - Step 2: Convert to fraction form
36,424,134.58/50,268,172.08 = 20,743,822.84/x - Step 3: Cross multiply
36,424,134.58x = 50,268,172.08 × 20,743,822.84 - Step 4: Simplify right side
36,424,134.58x = 1,042,754,056,118,154.25 - Step 5: Solve for x
x = 1,042,754,056,118,154.25/36,424,134.58 - Step 6: Final answer
x = 28,628,107.93
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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.