Finding the Fourth Proportional to 7,088,514.99, 10,632,258.51 and 2,769,753.15
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Solution
The fourth proportional to 7,088,514.99, 10,632,258.51 and 2,769,753.15 is: 4,154,428.90
Step by Step Solution
- Step 1: Write the proportion equation
7,088,514.99 : 10,632,258.51 = 2,769,753.15 : x - Step 2: Convert to fraction form
7,088,514.99/10,632,258.51 = 2,769,753.15/x - Step 3: Cross multiply
7,088,514.99x = 10,632,258.51 × 2,769,753.15 - Step 4: Simplify right side
7,088,514.99x = 29,448,731,499,686.80 - Step 5: Solve for x
x = 29,448,731,499,686.80/7,088,514.99 - Step 6: Final answer
x = 4,154,428.90
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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.