Finding the Fourth Proportional to 19,528,884.08, 29,289,321.96 and 7,394,161.04
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Solution
The fourth proportional to 19,528,884.08, 29,289,321.96 and 7,394,161.04 is: 11,089,725.48
Step by Step Solution
- Step 1: Write the proportion equation
19,528,884.08 : 29,289,321.96 = 7,394,161.04 : x - Step 2: Convert to fraction form
19,528,884.08/29,289,321.96 = 7,394,161.04/x - Step 3: Cross multiply
19,528,884.08x = 29,289,321.96 × 7,394,161.04 - Step 4: Simplify right side
19,528,884.08x = 216,569,963,324,648.44 - Step 5: Solve for x
x = 216,569,963,324,648.44/19,528,884.08 - Step 6: Final answer
x = 11,089,725.48
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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.