Finding the Fourth Proportional to 6,176,947.40, 9,276,049.98 and 5,911,226.96
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Solution
The fourth proportional to 6,176,947.40, 9,276,049.98 and 5,911,226.96 is: 8,877,012.09
Step by Step Solution
- Step 1: Write the proportion equation
6,176,947.40 : 9,276,049.98 = 5,911,226.96 : x - Step 2: Convert to fraction form
6,176,947.40/9,276,049.98 = 5,911,226.96/x - Step 3: Cross multiply
6,176,947.40x = 9,276,049.98 × 5,911,226.96 - Step 4: Simplify right side
6,176,947.40x = 54,832,836,724,083.46 - Step 5: Solve for x
x = 54,832,836,724,083.46/6,176,947.40 - Step 6: Final answer
x = 8,877,012.09
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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.