Finding the Fourth Proportional to 11,306,712.05, 16,960,160.82 and 3,219,677.72
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Solution
The fourth proportional to 11,306,712.05, 16,960,160.82 and 3,219,677.72 is: 4,829,542.99
Step by Step Solution
- Step 1: Write the proportion equation
11,306,712.05 : 16,960,160.82 = 3,219,677.72 : x - Step 2: Convert to fraction form
11,306,712.05/16,960,160.82 = 3,219,677.72/x - Step 3: Cross multiply
11,306,712.05x = 16,960,160.82 × 3,219,677.72 - Step 4: Simplify right side
11,306,712.05x = 54,606,251,919,770.94 - Step 5: Solve for x
x = 54,606,251,919,770.94/11,306,712.05 - Step 6: Final answer
x = 4,829,542.99
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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.