Finding the Fourth Proportional to 5,053,639.64, 6,974,025.36 and 2,761,800.02
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Solution
The fourth proportional to 5,053,639.64, 6,974,025.36 and 2,761,800.02 is: 3,811,285.48
Step by Step Solution
- Step 1: Write the proportion equation
5,053,639.64 : 6,974,025.36 = 2,761,800.02 : x - Step 2: Convert to fraction form
5,053,639.64/6,974,025.36 = 2,761,800.02/x - Step 3: Cross multiply
5,053,639.64x = 6,974,025.36 × 2,761,800.02 - Step 4: Simplify right side
5,053,639.64x = 19,260,863,378,728.51 - Step 5: Solve for x
x = 19,260,863,378,728.51/5,053,639.64 - Step 6: Final answer
x = 3,811,285.48
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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.