Finding the Fourth Proportional to 10,584,517.68, 14,614,861.95 and 8,133,264.90
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Solution
The fourth proportional to 10,584,517.68, 14,614,861.95 and 8,133,264.90 is: 11,230,227.71
Step by Step Solution
- Step 1: Write the proportion equation
10,584,517.68 : 14,614,861.95 = 8,133,264.90 : x - Step 2: Convert to fraction form
10,584,517.68/14,614,861.95 = 8,133,264.90/x - Step 3: Cross multiply
10,584,517.68x = 14,614,861.95 × 8,133,264.90 - Step 4: Simplify right side
10,584,517.68x = 118,866,543,716,280.55 - Step 5: Solve for x
x = 118,866,543,716,280.55/10,584,517.68 - Step 6: Final answer
x = 11,230,227.71
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.