Finding the Fourth Proportional to 11,022,534.20, 15,211,616.27 and 6,127,837.99
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Solution
The fourth proportional to 11,022,534.20, 15,211,616.27 and 6,127,837.99 is: 8,456,704.99
Step by Step Solution
- Step 1: Write the proportion equation
11,022,534.20 : 15,211,616.27 = 6,127,837.99 : x - Step 2: Convert to fraction form
11,022,534.20/15,211,616.27 = 6,127,837.99/x - Step 3: Cross multiply
11,022,534.20x = 15,211,616.27 × 6,127,837.99 - Step 4: Simplify right side
11,022,534.20x = 93,214,319,999,939.88 - Step 5: Solve for x
x = 93,214,319,999,939.88/11,022,534.20 - Step 6: Final answer
x = 8,456,704.99
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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.