Finding the Fourth Proportional to 11,910,288.99, 17,863,742.66 and 3,822,216.24
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Solution
The fourth proportional to 11,910,288.99, 17,863,742.66 and 3,822,216.24 is: 5,732,781.74
Step by Step Solution
- Step 1: Write the proportion equation
11,910,288.99 : 17,863,742.66 = 3,822,216.24 : x - Step 2: Convert to fraction form
11,910,288.99/17,863,742.66 = 3,822,216.24/x - Step 3: Cross multiply
11,910,288.99x = 17,863,742.66 × 3,822,216.24 - Step 4: Simplify right side
11,910,288.99x = 68,279,087,283,121.73 - Step 5: Solve for x
x = 68,279,087,283,121.73/11,910,288.99 - Step 6: Final answer
x = 5,732,781.74
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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.