Finding the Fourth Proportional to 11,305,048.49, 15,600,974.60 and 6,342,804.80
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Solution
The fourth proportional to 11,305,048.49, 15,600,974.60 and 6,342,804.80 is: 8,753,074.93
Step by Step Solution
- Step 1: Write the proportion equation
11,305,048.49 : 15,600,974.60 = 6,342,804.80 : x - Step 2: Convert to fraction form
11,305,048.49/15,600,974.60 = 6,342,804.80/x - Step 3: Cross multiply
11,305,048.49x = 15,600,974.60 × 6,342,804.80 - Step 4: Simplify right side
11,305,048.49x = 98,953,936,467,839.19 - Step 5: Solve for x
x = 98,953,936,467,839.19/11,305,048.49 - Step 6: Final answer
x = 8,753,074.93
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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.