Finding the Fourth Proportional to 12,267,048.97, 16,928,643.36 and 6,760,625.23
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Solution
The fourth proportional to 12,267,048.97, 16,928,643.36 and 6,760,625.23 is: 9,329,726.63
Step by Step Solution
- Step 1: Write the proportion equation
12,267,048.97 : 16,928,643.36 = 6,760,625.23 : x - Step 2: Convert to fraction form
12,267,048.97/16,928,643.36 = 6,760,625.23/x - Step 3: Cross multiply
12,267,048.97x = 16,928,643.36 × 6,760,625.23 - Step 4: Simplify right side
12,267,048.97x = 114,448,213,409,287.97 - Step 5: Solve for x
x = 114,448,213,409,287.97/12,267,048.97 - Step 6: Final answer
x = 9,329,726.63
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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.