Finding the Fourth Proportional to 29,203,421.54, 40,296,244.60 and 16,811,119.55
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Solution
The fourth proportional to 29,203,421.54, 40,296,244.60 and 16,811,119.55 is: 23,196,767.70
Step by Step Solution
- Step 1: Write the proportion equation
29,203,421.54 : 40,296,244.60 = 16,811,119.55 : x - Step 2: Convert to fraction form
29,203,421.54/40,296,244.60 = 16,811,119.55/x - Step 3: Cross multiply
29,203,421.54x = 40,296,244.60 × 16,811,119.55 - Step 4: Simplify right side
29,203,421.54x = 677,424,985,508,396.38 - Step 5: Solve for x
x = 677,424,985,508,396.38/29,203,421.54 - Step 6: Final answer
x = 23,196,767.70
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1.5x scale
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.