Finding the Fourth Proportional to 14,244,286.52, 19,657,087.91 and 7,718,092.62
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Solution
The fourth proportional to 14,244,286.52, 19,657,087.91 and 7,718,092.62 is: 10,650,952.92
Step by Step Solution
- Step 1: Write the proportion equation
14,244,286.52 : 19,657,087.91 = 7,718,092.62 : x - Step 2: Convert to fraction form
14,244,286.52/19,657,087.91 = 7,718,092.62/x - Step 3: Cross multiply
14,244,286.52x = 19,657,087.91 × 7,718,092.62 - Step 4: Simplify right side
14,244,286.52x = 151,715,225,090,271.78 - Step 5: Solve for x
x = 151,715,225,090,271.78/14,244,286.52 - Step 6: Final answer
x = 10,650,952.92
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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.