Finding the Fourth Proportional to 8,173,239.02, 11,279,069.01 and 4,737,472.94
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Solution
The fourth proportional to 8,173,239.02, 11,279,069.01 and 4,737,472.94 is: 6,537,712.17
Step by Step Solution
- Step 1: Write the proportion equation
8,173,239.02 : 11,279,069.01 = 4,737,472.94 : x - Step 2: Convert to fraction form
8,173,239.02/11,279,069.01 = 4,737,472.94/x - Step 3: Cross multiply
8,173,239.02x = 11,279,069.01 × 4,737,472.94 - Step 4: Simplify right side
8,173,239.02x = 53,434,284,223,267.59 - Step 5: Solve for x
x = 53,434,284,223,267.59/8,173,239.02 - Step 6: Final answer
x = 6,537,712.17
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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.