Finding the Fourth Proportional to 7,902,098.92, 11,855,193.66 and 2,437,073.02
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Solution
The fourth proportional to 7,902,098.92, 11,855,193.66 and 2,437,073.02 is: 3,656,240.31
Step by Step Solution
- Step 1: Write the proportion equation
7,902,098.92 : 11,855,193.66 = 2,437,073.02 : x - Step 2: Convert to fraction form
7,902,098.92/11,855,193.66 = 2,437,073.02/x - Step 3: Cross multiply
7,902,098.92x = 11,855,193.66 × 2,437,073.02 - Step 4: Simplify right side
7,902,098.92x = 28,891,972,615,661.05 - Step 5: Solve for x
x = 28,891,972,615,661.05/7,902,098.92 - Step 6: Final answer
x = 3,656,240.31
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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.