Finding the Fourth Proportional to 67,227,205.24, 100,844,383.68 and 21,172,675.84
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Solution
The fourth proportional to 67,227,205.24, 100,844,383.68 and 21,172,675.84 is: 31,760,139.94
Step by Step Solution
- Step 1: Write the proportion equation
67,227,205.24 : 100,844,383.68 = 21,172,675.84 : x - Step 2: Convert to fraction form
67,227,205.24/100,844,383.68 = 21,172,675.84/x - Step 3: Cross multiply
67,227,205.24x = 100,844,383.68 × 21,172,675.84 - Step 4: Simplify right side
67,227,205.24x = 2,135,145,445,941,226.50 - Step 5: Solve for x
x = 2,135,145,445,941,226.50/67,227,205.24 - Step 6: Final answer
x = 31,760,139.94
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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.