Finding the Fourth Proportional to 5,067,926.99, 6,993,852.12 and 2,892,426.36
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Solution
The fourth proportional to 5,067,926.99, 6,993,852.12 and 2,892,426.36 is: 3,991,612.80
Step by Step Solution
- Step 1: Write the proportion equation
5,067,926.99 : 6,993,852.12 = 2,892,426.36 : x - Step 2: Convert to fraction form
5,067,926.99/6,993,852.12 = 2,892,426.36/x - Step 3: Cross multiply
5,067,926.99x = 6,993,852.12 × 2,892,426.36 - Step 4: Simplify right side
5,067,926.99x = 20,229,202,229,829.88 - Step 5: Solve for x
x = 20,229,202,229,829.88/5,067,926.99 - Step 6: Final answer
x = 3,991,612.80
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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.