Finding the Fourth Proportional to 32,343,477.24, 44,637,912.60 and 18,408,220.68
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Solution
The fourth proportional to 32,343,477.24, 44,637,912.60 and 18,408,220.68 is: 25,405,572.19
Step by Step Solution
- Step 1: Write the proportion equation
32,343,477.24 : 44,637,912.60 = 18,408,220.68 : x - Step 2: Convert to fraction form
32,343,477.24/44,637,912.60 = 18,408,220.68/x - Step 3: Cross multiply
32,343,477.24x = 44,637,912.60 × 18,408,220.68 - Step 4: Simplify right side
32,343,477.24x = 821,704,545,835,352.62 - Step 5: Solve for x
x = 821,704,545,835,352.62/32,343,477.24 - Step 6: Final answer
x = 25,405,572.19
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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.