Finding the Fourth Proportional to 7,088,514.49, 10,632,257.76 and 2,769,752.65
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Solution
The fourth proportional to 7,088,514.49, 10,632,257.76 and 2,769,752.65 is: 4,154,428.15
Step by Step Solution
- Step 1: Write the proportion equation
7,088,514.49 : 10,632,257.76 = 2,769,752.65 : x - Step 2: Convert to fraction form
7,088,514.49/10,632,257.76 = 2,769,752.65/x - Step 3: Cross multiply
7,088,514.49x = 10,632,257.76 × 2,769,752.65 - Step 4: Simplify right side
7,088,514.49x = 29,448,724,106,243.06 - Step 5: Solve for x
x = 29,448,724,106,243.06/7,088,514.49 - Step 6: Final answer
x = 4,154,428.15
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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.