Finding the Fourth Proportional to 11,088,251.80, 16,632,377.70 and 5,116,283.80
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Solution
The fourth proportional to 11,088,251.80, 16,632,377.70 and 5,116,283.80 is: 7,674,425.70
Step by Step Solution
- Step 1: Write the proportion equation
11,088,251.80 : 16,632,377.70 = 5,116,283.80 : x - Step 2: Convert to fraction form
11,088,251.80/16,632,377.70 = 5,116,283.80/x - Step 3: Cross multiply
11,088,251.80x = 16,632,377.70 × 5,116,283.80 - Step 4: Simplify right side
11,088,251.80x = 85,095,964,581,991.25 - Step 5: Solve for x
x = 85,095,964,581,991.25/11,088,251.80 - Step 6: Final answer
x = 7,674,425.70
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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.