Finding the Fourth Proportional to 32,307,704.20, 48,461,556.30 and 31,032,245.80
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Solution
The fourth proportional to 32,307,704.20, 48,461,556.30 and 31,032,245.80 is: 46,548,368.70
Step by Step Solution
- Step 1: Write the proportion equation
32,307,704.20 : 48,461,556.30 = 31,032,245.80 : x - Step 2: Convert to fraction form
32,307,704.20/48,461,556.30 = 31,032,245.80/x - Step 3: Cross multiply
32,307,704.20x = 48,461,556.30 × 31,032,245.80 - Step 4: Simplify right side
32,307,704.20x = 1,503,870,926,952,138.50 - Step 5: Solve for x
x = 1,503,870,926,952,138.50/32,307,704.20 - Step 6: Final answer
x = 46,548,368.70
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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.