Finding the Fourth Proportional to 10,777,235.70, 16,165,853.55 and 4,384,197.30
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Solution
The fourth proportional to 10,777,235.70, 16,165,853.55 and 4,384,197.30 is: 6,576,295.95
Step by Step Solution
- Step 1: Write the proportion equation
10,777,235.70 : 16,165,853.55 = 4,384,197.30 : x - Step 2: Convert to fraction form
10,777,235.70/16,165,853.55 = 4,384,197.30/x - Step 3: Cross multiply
10,777,235.70x = 16,165,853.55 × 4,384,197.30 - Step 4: Simplify right side
10,777,235.70x = 70,874,291,486,105.42 - Step 5: Solve for x
x = 70,874,291,486,105.42/10,777,235.70 - Step 6: Final answer
x = 6,576,295.95
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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.