Finding the Fourth Proportional to 19,651,928.04, 27,120,231.18 and 11,392,024.32
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Solution
The fourth proportional to 19,651,928.04, 27,120,231.18 and 11,392,024.32 is: 15,721,324.27
Step by Step Solution
- Step 1: Write the proportion equation
19,651,928.04 : 27,120,231.18 = 11,392,024.32 : x - Step 2: Convert to fraction form
19,651,928.04/27,120,231.18 = 11,392,024.32/x - Step 3: Cross multiply
19,651,928.04x = 27,120,231.18 × 11,392,024.32 - Step 4: Simplify right side
19,651,928.04x = 308,954,333,166,582.31 - Step 5: Solve for x
x = 308,954,333,166,582.31/19,651,928.04 - Step 6: Final answer
x = 15,721,324.27
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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.