Finding the Fourth Proportional to 37,089,176.92, 51,186,128.24 and 20,574,625.96
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Solution
The fourth proportional to 37,089,176.92, 51,186,128.24 and 20,574,625.96 is: 28,394,683.58
Step by Step Solution
- Step 1: Write the proportion equation
37,089,176.92 : 51,186,128.24 = 20,574,625.96 : x - Step 2: Convert to fraction form
37,089,176.92/51,186,128.24 = 20,574,625.96/x - Step 3: Cross multiply
37,089,176.92x = 51,186,128.24 × 20,574,625.96 - Step 4: Simplify right side
37,089,176.92x = 1,053,135,442,878,593.25 - Step 5: Solve for x
x = 1,053,135,442,878,593.25/37,089,176.92 - Step 6: Final answer
x = 28,394,683.58
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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.