Finding the Fourth Proportional to 11,840,525.12, 16,338,177.66 and 6,943,898.54
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Solution
The fourth proportional to 11,840,525.12, 16,338,177.66 and 6,943,898.54 is: 9,581,555.45
Step by Step Solution
- Step 1: Write the proportion equation
11,840,525.12 : 16,338,177.66 = 6,943,898.54 : x - Step 2: Convert to fraction form
11,840,525.12/16,338,177.66 = 6,943,898.54/x - Step 3: Cross multiply
11,840,525.12x = 16,338,177.66 × 6,943,898.54 - Step 4: Simplify right side
11,840,525.12x = 113,450,647,999,534.62 - Step 5: Solve for x
x = 113,450,647,999,534.62/11,840,525.12 - Step 6: Final answer
x = 9,581,555.45
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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.