Finding the Fourth Proportional to 11,956,901.76, 16,500,922.56 and 6,524,691.84
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Solution
The fourth proportional to 11,956,901.76, 16,500,922.56 and 6,524,691.84 is: 9,004,291.99
Step by Step Solution
- Step 1: Write the proportion equation
11,956,901.76 : 16,500,922.56 = 6,524,691.84 : x - Step 2: Convert to fraction form
11,956,901.76/16,500,922.56 = 6,524,691.84/x - Step 3: Cross multiply
11,956,901.76x = 16,500,922.56 × 6,524,691.84 - Step 4: Simplify right side
11,956,901.76x = 107,663,434,779,703.91 - Step 5: Solve for x
x = 107,663,434,779,703.91/11,956,901.76 - Step 6: Final answer
x = 9,004,291.99
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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.