Finding the Fourth Proportional to 29,587,734.09, 40,827,536.82 and 16,355,123.46
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Solution
The fourth proportional to 29,587,734.09, 40,827,536.82 and 16,355,123.46 is: 22,568,115.67
Step by Step Solution
- Step 1: Write the proportion equation
29,587,734.09 : 40,827,536.82 = 16,355,123.46 : x - Step 2: Convert to fraction form
29,587,734.09/40,827,536.82 = 16,355,123.46/x - Step 3: Cross multiply
29,587,734.09x = 40,827,536.82 × 16,355,123.46 - Step 4: Simplify right side
29,587,734.09x = 667,739,405,258,795.88 - Step 5: Solve for x
x = 667,739,405,258,795.88/29,587,734.09 - Step 6: Final answer
x = 22,568,115.67
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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.