Finding the Fourth Proportional to 32,585,628.68, 44,963,168.82 and 18,831,936.68
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Solution
The fourth proportional to 32,585,628.68, 44,963,168.82 and 18,831,936.68 is: 25,985,183.73
Step by Step Solution
- Step 1: Write the proportion equation
32,585,628.68 : 44,963,168.82 = 18,831,936.68 : x - Step 2: Convert to fraction form
32,585,628.68/44,963,168.82 = 18,831,936.68/x - Step 3: Cross multiply
32,585,628.68x = 44,963,168.82 × 18,831,936.68 - Step 4: Simplify right side
32,585,628.68x = 846,743,548,150,390.25 - Step 5: Solve for x
x = 846,743,548,150,390.25/32,585,628.68 - Step 6: Final answer
x = 25,985,183.73
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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.