Finding the Fourth Proportional to 11,257,812, 16,887,958.26 and 3,579,660.54
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Solution
The fourth proportional to 11,257,812, 16,887,958.26 and 3,579,660.54 is: 5,369,885.18
Step by Step Solution
- Step 1: Write the proportion equation
11,257,812 : 16,887,958.26 = 3,579,660.54 : x - Step 2: Convert to fraction form
11,257,812/16,887,958.26 = 3,579,660.54/x - Step 3: Cross multiply
11,257,812x = 16,887,958.26 × 3,579,660.54 - Step 4: Simplify right side
11,257,812x = 60,453,157,784,489.07 - Step 5: Solve for x
x = 60,453,157,784,489.07/11,257,812 - Step 6: Final answer
x = 5,369,885.18
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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.