Finding the Fourth Proportional to 5,409,916.95, 7,465,687.24 and 2,962,680.15
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Solution
The fourth proportional to 5,409,916.95, 7,465,687.24 and 2,962,680.15 is: 4,088,499.62
Step by Step Solution
- Step 1: Write the proportion equation
5,409,916.95 : 7,465,687.24 = 2,962,680.15 : x - Step 2: Convert to fraction form
5,409,916.95/7,465,687.24 = 2,962,680.15/x - Step 3: Cross multiply
5,409,916.95x = 7,465,687.24 × 2,962,680.15 - Step 4: Simplify right side
5,409,916.95x = 22,118,443,392,056.29 - Step 5: Solve for x
x = 22,118,443,392,056.29/5,409,916.95 - Step 6: Final answer
x = 4,088,499.62
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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.