Finding the Fourth Proportional to 14,370,170.52, 19,827,874.98 and 8,257,418.04
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Solution
The fourth proportional to 14,370,170.52, 19,827,874.98 and 8,257,418.04 is: 11,393,535.82
Step by Step Solution
- Step 1: Write the proportion equation
14,370,170.52 : 19,827,874.98 = 8,257,418.04 : x - Step 2: Convert to fraction form
14,370,170.52/19,827,874.98 = 8,257,418.04/x - Step 3: Cross multiply
14,370,170.52x = 19,827,874.98 × 8,257,418.04 - Step 4: Simplify right side
14,370,170.52x = 163,727,052,554,716.66 - Step 5: Solve for x
x = 163,727,052,554,716.66/14,370,170.52 - Step 6: Final answer
x = 11,393,535.82
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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.