Finding the Fourth Proportional to 7,448,998.49, 11,167,470.72 and 2,328,794.09
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Solution
The fourth proportional to 7,448,998.49, 11,167,470.72 and 2,328,794.09 is: 3,491,306.89
Step by Step Solution
- Step 1: Write the proportion equation
7,448,998.49 : 11,167,470.72 = 2,328,794.09 : x - Step 2: Convert to fraction form
7,448,998.49/11,167,470.72 = 2,328,794.09/x - Step 3: Cross multiply
7,448,998.49x = 11,167,470.72 × 2,328,794.09 - Step 4: Simplify right side
7,448,998.49x = 26,006,739,757,146.69 - Step 5: Solve for x
x = 26,006,739,757,146.69/7,448,998.49 - Step 6: Final answer
x = 3,491,306.89
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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.