Finding the Fourth Proportional to 11,976,202.70, 16,527,143.48 and 6,819,564.24
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Solution
The fourth proportional to 11,976,202.70, 16,527,143.48 and 6,819,564.24 is: 9,410,989.41
Step by Step Solution
- Step 1: Write the proportion equation
11,976,202.70 : 16,527,143.48 = 6,819,564.24 : x - Step 2: Convert to fraction form
11,976,202.70/16,527,143.48 = 6,819,564.24/x - Step 3: Cross multiply
11,976,202.70x = 16,527,143.48 × 6,819,564.24 - Step 4: Simplify right side
11,976,202.70x = 112,707,916,682,606.06 - Step 5: Solve for x
x = 112,707,916,682,606.06/11,976,202.70 - Step 6: Final answer
x = 9,410,989.41
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1.5x scale
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.