Finding the Fourth Proportional to 8,153,705.99, 12,203,945.09 and 5,994,159.37
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Solution
The fourth proportional to 8,153,705.99, 12,203,945.09 and 5,994,159.37 is: 8,971,673.97
Step by Step Solution
- Step 1: Write the proportion equation
8,153,705.99 : 12,203,945.09 = 5,994,159.37 : x - Step 2: Convert to fraction form
8,153,705.99/12,203,945.09 = 5,994,159.37/x - Step 3: Cross multiply
8,153,705.99x = 12,203,945.09 × 5,994,159.37 - Step 4: Simplify right side
8,153,705.99x = 73,152,391,774,186.42 - Step 5: Solve for x
x = 73,152,391,774,186.42/8,153,705.99 - Step 6: Final answer
x = 8,971,673.97
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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.