Finding the Fourth Proportional to 7,741,943.61, 11,612,164.23 and 2,350,640.74
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Solution
The fourth proportional to 7,741,943.61, 11,612,164.23 and 2,350,640.74 is: 3,525,733.03
Step by Step Solution
- Step 1: Write the proportion equation
7,741,943.61 : 11,612,164.23 = 2,350,640.74 : x - Step 2: Convert to fraction form
7,741,943.61/11,612,164.23 = 2,350,640.74/x - Step 3: Cross multiply
7,741,943.61x = 11,612,164.23 × 2,350,640.74 - Step 4: Simplify right side
7,741,943.61x = 27,296,026,280,244.07 - Step 5: Solve for x
x = 27,296,026,280,244.07/7,741,943.61 - Step 6: Final answer
x = 3,525,733.03
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.