Finding the Fourth Proportional to 11,858,860.58, 16,364,548.13 and 6,560,238.96
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Solution
The fourth proportional to 11,858,860.58, 16,364,548.13 and 6,560,238.96 is: 9,052,753.89
Step by Step Solution
- Step 1: Write the proportion equation
11,858,860.58 : 16,364,548.13 = 6,560,238.96 : x - Step 2: Convert to fraction form
11,858,860.58/16,364,548.13 = 6,560,238.96/x - Step 3: Cross multiply
11,858,860.58x = 16,364,548.13 × 6,560,238.96 - Step 4: Simplify right side
11,858,860.58x = 107,355,346,172,419.95 - Step 5: Solve for x
x = 107,355,346,172,419.95/11,858,860.58 - Step 6: Final answer
x = 9,052,753.89
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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.