Finding the Fourth Proportional to 11,986,525.41, 16,537,357.46 and 6,826,233.30
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Solution
The fourth proportional to 11,986,525.41, 16,537,357.46 and 6,826,233.30 is: 9,417,896.88
Step by Step Solution
- Step 1: Write the proportion equation
11,986,525.41 : 16,537,357.46 = 6,826,233.30 : x - Step 2: Convert to fraction form
11,986,525.41/16,537,357.46 = 6,826,233.30/x - Step 3: Cross multiply
11,986,525.41x = 16,537,357.46 × 6,826,233.30 - Step 4: Simplify right side
11,986,525.41x = 112,887,860,266,536.09 - Step 5: Solve for x
x = 112,887,860,266,536.09/11,986,525.41 - Step 6: Final answer
x = 9,417,896.88
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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.