Finding the Fourth Proportional to 5,367,737.10, 8,045,384.85 and 2,171,282.70
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Solution
The fourth proportional to 5,367,737.10, 8,045,384.85 and 2,171,282.70 is: 3,254,407.70
Step by Step Solution
- Step 1: Write the proportion equation
5,367,737.10 : 8,045,384.85 = 2,171,282.70 : x - Step 2: Convert to fraction form
5,367,737.10/8,045,384.85 = 2,171,282.70/x - Step 3: Cross multiply
5,367,737.10x = 8,045,384.85 × 2,171,282.70 - Step 4: Simplify right side
5,367,737.10x = 17,468,804,939,647.10 - Step 5: Solve for x
x = 17,468,804,939,647.10/5,367,737.10 - Step 6: Final answer
x = 3,254,407.70
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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.