Finding the Fourth Proportional to 5,371,441.84, 8,057,088.96 and 2,338,742.60
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Solution
The fourth proportional to 5,371,441.84, 8,057,088.96 and 2,338,742.60 is: 3,508,081.77
Step by Step Solution
- Step 1: Write the proportion equation
5,371,441.84 : 8,057,088.96 = 2,338,742.60 : x - Step 2: Convert to fraction form
5,371,441.84/8,057,088.96 = 2,338,742.60/x - Step 3: Cross multiply
5,371,441.84x = 8,057,088.96 × 2,338,742.60 - Step 4: Simplify right side
5,371,441.84x = 18,843,457,182,741.70 - Step 5: Solve for x
x = 18,843,457,182,741.70/5,371,441.84 - Step 6: Final answer
x = 3,508,081.77
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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.