Finding the Fourth Proportional to 11,809,176.76, 16,296,589.02 and 6,654,198.52
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Solution
The fourth proportional to 11,809,176.76, 16,296,589.02 and 6,654,198.52 is: 9,182,751.75
Step by Step Solution
- Step 1: Write the proportion equation
11,809,176.76 : 16,296,589.02 = 6,654,198.52 : x - Step 2: Convert to fraction form
11,809,176.76/16,296,589.02 = 6,654,198.52/x - Step 3: Cross multiply
11,809,176.76x = 16,296,589.02 × 6,654,198.52 - Step 4: Simplify right side
11,809,176.76x = 108,440,738,537,932.23 - Step 5: Solve for x
x = 108,440,738,537,932.23/11,809,176.76 - Step 6: Final answer
x = 9,182,751.75
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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.