Finding the Fourth Proportional to 19,095,816.92, 26,352,795.84 and 11,757,884.36
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Solution
The fourth proportional to 19,095,816.92, 26,352,795.84 and 11,757,884.36 is: 16,226,230.45
Step by Step Solution
- Step 1: Write the proportion equation
19,095,816.92 : 26,352,795.84 = 11,757,884.36 : x - Step 2: Convert to fraction form
19,095,816.92/26,352,795.84 = 11,757,884.36/x - Step 3: Cross multiply
19,095,816.92x = 26,352,795.84 × 11,757,884.36 - Step 4: Simplify right side
19,095,816.92x = 309,853,126,049,409.06 - Step 5: Solve for x
x = 309,853,126,049,409.06/19,095,816.92 - Step 6: Final answer
x = 16,226,230.45
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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.