Finding the Fourth Proportional to 11,582,784.11, 17,378,994.84 and 5,102,542.73
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Solution
The fourth proportional to 11,582,784.11, 17,378,994.84 and 5,102,542.73 is: 7,655,936.85
Step by Step Solution
- Step 1: Write the proportion equation
11,582,784.11 : 17,378,994.84 = 5,102,542.73 : x - Step 2: Convert to fraction form
11,582,784.11/17,378,994.84 = 5,102,542.73/x - Step 3: Cross multiply
11,582,784.11x = 17,378,994.84 × 5,102,542.73 - Step 4: Simplify right side
11,582,784.11x = 88,677,063,688,654.53 - Step 5: Solve for x
x = 88,677,063,688,654.53/11,582,784.11 - Step 6: Final answer
x = 7,655,936.85
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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.