Finding the Fourth Proportional to 7,556,821.80, 11,336,842.92 and 2,439,542.52
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Solution
The fourth proportional to 7,556,821.80, 11,336,842.92 and 2,439,542.52 is: 3,659,833.60
Step by Step Solution
- Step 1: Write the proportion equation
7,556,821.80 : 11,336,842.92 = 2,439,542.52 : x - Step 2: Convert to fraction form
7,556,821.80/11,336,842.92 = 2,439,542.52/x - Step 3: Cross multiply
7,556,821.80x = 11,336,842.92 × 2,439,542.52 - Step 4: Simplify right side
7,556,821.80x = 27,656,710,345,900.96 - Step 5: Solve for x
x = 27,656,710,345,900.96/7,556,821.80 - Step 6: Final answer
x = 3,659,833.60
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.