Finding the Fourth Proportional to 13,468,650.91, 18,586,737.50 and 7,273,697.00
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Solution
The fourth proportional to 13,468,650.91, 18,586,737.50 and 7,273,697.00 is: 10,037,701.44
Step by Step Solution
- Step 1: Write the proportion equation
13,468,650.91 : 18,586,737.50 = 7,273,697.00 : x - Step 2: Convert to fraction form
13,468,650.91/18,586,737.50 = 7,273,697.00/x - Step 3: Cross multiply
13,468,650.91x = 18,586,737.50 × 7,273,697.00 - Step 4: Simplify right side
13,468,650.91x = 135,194,296,664,235.34 - Step 5: Solve for x
x = 135,194,296,664,235.34/13,468,650.91 - Step 6: Final answer
x = 10,037,701.44
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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.