Finding the Fourth Proportional to 8,576,049.56, 12,861,342.95 and 2,817,446.48
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Solution
The fourth proportional to 8,576,049.56, 12,861,342.95 and 2,817,446.48 is: 4,225,272.39
Step by Step Solution
- Step 1: Write the proportion equation
8,576,049.56 : 12,861,342.95 = 2,817,446.48 : x - Step 2: Convert to fraction form
8,576,049.56/12,861,342.95 = 2,817,446.48/x - Step 3: Cross multiply
8,576,049.56x = 12,861,342.95 × 2,817,446.48 - Step 4: Simplify right side
8,576,049.56x = 36,236,145,422,550.31 - Step 5: Solve for x
x = 36,236,145,422,550.31/8,576,049.56 - Step 6: Final answer
x = 4,225,272.39
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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.