Finding the Fourth Proportional to 11,214,523.08, 16,821,542.52 and 3,127,283.46
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Solution
The fourth proportional to 11,214,523.08, 16,821,542.52 and 3,127,283.46 is: 4,690,857.68
Step by Step Solution
- Step 1: Write the proportion equation
11,214,523.08 : 16,821,542.52 = 3,127,283.46 : x - Step 2: Convert to fraction form
11,214,523.08/16,821,542.52 = 3,127,283.46/x - Step 3: Cross multiply
11,214,523.08x = 16,821,542.52 × 3,127,283.46 - Step 4: Simplify right side
11,214,523.08x = 52,605,731,694,482.72 - Step 5: Solve for x
x = 52,605,731,694,482.72/11,214,523.08 - Step 6: Final answer
x = 4,690,857.68
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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.