Finding the Fourth Proportional to 7,833,855.87, 10,810,933.92 and 4,396,307.40
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Solution
The fourth proportional to 7,833,855.87, 10,810,933.92 and 4,396,307.40 is: 6,067,023.64
Step by Step Solution
- Step 1: Write the proportion equation
7,833,855.87 : 10,810,933.92 = 4,396,307.40 : x - Step 2: Convert to fraction form
7,833,855.87/10,810,933.92 = 4,396,307.40/x - Step 3: Cross multiply
7,833,855.87x = 10,810,933.92 × 4,396,307.40 - Step 4: Simplify right side
7,833,855.87x = 47,528,188,793,407.01 - Step 5: Solve for x
x = 47,528,188,793,407.01/7,833,855.87 - Step 6: Final answer
x = 6,067,023.64
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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.