Finding the Fourth Proportional to 7,534,690.68, 11,302,036.02 and 2,215,906.68
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Solution
The fourth proportional to 7,534,690.68, 11,302,036.02 and 2,215,906.68 is: 3,323,860.02
Step by Step Solution
- Step 1: Write the proportion equation
7,534,690.68 : 11,302,036.02 = 2,215,906.68 : x - Step 2: Convert to fraction form
7,534,690.68/11,302,036.02 = 2,215,906.68/x - Step 3: Cross multiply
7,534,690.68x = 11,302,036.02 × 2,215,906.68 - Step 4: Simplify right side
7,534,690.68x = 25,044,257,114,318.61 - Step 5: Solve for x
x = 25,044,257,114,318.61/7,534,690.68 - Step 6: Final answer
x = 3,323,860.02
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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.