Finding the Fourth Proportional to 11,216,574.09, 16,824,861.14 and 11,216,574.09
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Solution
The fourth proportional to 11,216,574.09, 16,824,861.14 and 11,216,574.09 is: 16,824,861.14
Step by Step Solution
- Step 1: Write the proportion equation
11,216,574.09 : 16,824,861.14 = 11,216,574.09 : x - Step 2: Convert to fraction form
11,216,574.09/16,824,861.14 = 11,216,574.09/x - Step 3: Cross multiply
11,216,574.09x = 16,824,861.14 × 11,216,574.09 - Step 4: Simplify right side
11,216,574.09x = 188,717,301,474,689 - Step 5: Solve for x
x = 188,717,301,474,689/11,216,574.09 - Step 6: Final answer
x = 16,824,861.14
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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.