Finding the Fourth Proportional to 14,171,914.24, 19,558,087.68 and 10,728,701.44
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Solution
The fourth proportional to 14,171,914.24, 19,558,087.68 and 10,728,701.44 is: 14,806,248.46
Step by Step Solution
- Step 1: Write the proportion equation
14,171,914.24 : 19,558,087.68 = 10,728,701.44 : x - Step 2: Convert to fraction form
14,171,914.24/19,558,087.68 = 10,728,701.44/x - Step 3: Cross multiply
14,171,914.24x = 19,558,087.68 × 10,728,701.44 - Step 4: Simplify right side
14,171,914.24x = 209,832,883,456,062.25 - Step 5: Solve for x
x = 209,832,883,456,062.25/14,171,914.24 - Step 6: Final answer
x = 14,806,248.46
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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.