Finding the Fourth Proportional to 10,166,367.08, 14,029,747.44 and 5,520,149.48
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Solution
The fourth proportional to 10,166,367.08, 14,029,747.44 and 5,520,149.48 is: 7,617,893.63
Step by Step Solution
- Step 1: Write the proportion equation
10,166,367.08 : 14,029,747.44 = 5,520,149.48 : x - Step 2: Convert to fraction form
10,166,367.08/14,029,747.44 = 5,520,149.48/x - Step 3: Cross multiply
10,166,367.08x = 14,029,747.44 × 5,520,149.48 - Step 4: Simplify right side
10,166,367.08x = 77,446,303,035,447.33 - Step 5: Solve for x
x = 77,446,303,035,447.33/10,166,367.08 - Step 6: Final answer
x = 7,617,893.63
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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.