Finding the Fourth Proportional to 16,133,998.20, 24,171,506.10 and 13,125,895.80
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Solution
The fourth proportional to 16,133,998.20, 24,171,506.10 and 13,125,895.80 is: 19,664,850.99
Step by Step Solution
- Step 1: Write the proportion equation
16,133,998.20 : 24,171,506.10 = 13,125,895.80 : x - Step 2: Convert to fraction form
16,133,998.20/24,171,506.10 = 13,125,895.80/x - Step 3: Cross multiply
16,133,998.20x = 24,171,506.10 × 13,125,895.80 - Step 4: Simplify right side
16,133,998.20x = 317,272,670,397,664.44 - Step 5: Solve for x
x = 317,272,670,397,664.44/16,133,998.20 - Step 6: Final answer
x = 19,664,850.99
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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.