Finding the Fourth Proportional to 8,629,396.56, 12,940,730.10 and 3,235,106.79
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Solution
The fourth proportional to 8,629,396.56, 12,940,730.10 and 3,235,106.79 is: 4,851,398.77
Step by Step Solution
- Step 1: Write the proportion equation
8,629,396.56 : 12,940,730.10 = 3,235,106.79 : x - Step 2: Convert to fraction form
8,629,396.56/12,940,730.10 = 3,235,106.79/x - Step 3: Cross multiply
8,629,396.56x = 12,940,730.10 × 3,235,106.79 - Step 4: Simplify right side
8,629,396.56x = 41,864,643,814,067.38 - Step 5: Solve for x
x = 41,864,643,814,067.38/8,629,396.56 - Step 6: Final answer
x = 4,851,398.77
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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.