Finding the Fourth Proportional to 10,936,694.47, 15,092,566.63 and 6,042,232.21
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Solution
The fourth proportional to 10,936,694.47, 15,092,566.63 and 6,042,232.21 is: 8,338,240.82
Step by Step Solution
- Step 1: Write the proportion equation
10,936,694.47 : 15,092,566.63 = 6,042,232.21 : x - Step 2: Convert to fraction form
10,936,694.47/15,092,566.63 = 6,042,232.21/x - Step 3: Cross multiply
10,936,694.47x = 15,092,566.63 × 6,042,232.21 - Step 4: Simplify right side
10,936,694.47x = 91,192,792,223,357.16 - Step 5: Solve for x
x = 91,192,792,223,357.16/10,936,694.47 - Step 6: Final answer
x = 8,338,240.82
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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.