Finding the Fourth Proportional to 16,556,780.52, 24,835,177.44 and 7,448,239.08
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Solution
The fourth proportional to 16,556,780.52, 24,835,177.44 and 7,448,239.08 is: 11,172,361.62
Step by Step Solution
- Step 1: Write the proportion equation
16,556,780.52 : 24,835,177.44 = 7,448,239.08 : x - Step 2: Convert to fraction form
16,556,780.52/24,835,177.44 = 7,448,239.08/x - Step 3: Cross multiply
16,556,780.52x = 24,835,177.44 × 7,448,239.08 - Step 4: Simplify right side
16,556,780.52x = 184,978,339,167,342.38 - Step 5: Solve for x
x = 184,978,339,167,342.38/16,556,780.52 - Step 6: Final answer
x = 11,172,361.62
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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.