Finding the Fourth Proportional to 5,746,630.74, 8,625,555.81 and 4,745,947.02
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Solution
The fourth proportional to 5,746,630.74, 8,625,555.81 and 4,745,947.02 is: 7,123,553.39
Step by Step Solution
- Step 1: Write the proportion equation
5,746,630.74 : 8,625,555.81 = 4,745,947.02 : x - Step 2: Convert to fraction form
5,746,630.74/8,625,555.81 = 4,745,947.02/x - Step 3: Cross multiply
5,746,630.74x = 8,625,555.81 × 4,745,947.02 - Step 4: Simplify right side
5,746,630.74x = 40,936,430,892,313.19 - Step 5: Solve for x
x = 40,936,430,892,313.19/5,746,630.74 - Step 6: Final answer
x = 7,123,553.39
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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.