Finding the Fourth Proportional to 29,220,629.12, 40,325,656.60 and 16,167,675.68
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Solution
The fourth proportional to 29,220,629.12, 40,325,656.60 and 16,167,675.68 is: 22,312,049.98
Step by Step Solution
- Step 1: Write the proportion equation
29,220,629.12 : 40,325,656.60 = 16,167,675.68 : x - Step 2: Convert to fraction form
29,220,629.12/40,325,656.60 = 16,167,675.68/x - Step 3: Cross multiply
29,220,629.12x = 40,325,656.60 × 16,167,675.68 - Step 4: Simplify right side
29,220,629.12x = 651,972,137,491,851.50 - Step 5: Solve for x
x = 651,972,137,491,851.50/29,220,629.12 - Step 6: Final answer
x = 22,312,049.98
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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.