Finding the Fourth Proportional to 16,268,468.62, 24,386,537.24 and 8,156,686.05
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Solution
The fourth proportional to 16,268,468.62, 24,386,537.24 and 8,156,686.05 is: 12,226,923.92
Step by Step Solution
- Step 1: Write the proportion equation
16,268,468.62 : 24,386,537.24 = 8,156,686.05 : x - Step 2: Convert to fraction form
16,268,468.62/24,386,537.24 = 8,156,686.05/x - Step 3: Cross multiply
16,268,468.62x = 24,386,537.24 × 8,156,686.05 - Step 4: Simplify right side
16,268,468.62x = 198,913,328,148,760 - Step 5: Solve for x
x = 198,913,328,148,760/16,268,468.62 - Step 6: Final answer
x = 12,226,923.92
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.