Finding the Fourth Proportional to 5,706,462.44, 7,874,077.39 and 3,470,099.12
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Solution
The fourth proportional to 5,706,462.44, 7,874,077.39 and 3,470,099.12 is: 4,788,225.51
Step by Step Solution
- Step 1: Write the proportion equation
5,706,462.44 : 7,874,077.39 = 3,470,099.12 : x - Step 2: Convert to fraction form
5,706,462.44/7,874,077.39 = 3,470,099.12/x - Step 3: Cross multiply
5,706,462.44x = 7,874,077.39 × 3,470,099.12 - Step 4: Simplify right side
5,706,462.44x = 27,323,829,021,850.90 - Step 5: Solve for x
x = 27,323,829,021,850.90/5,706,462.44 - Step 6: Final answer
x = 4,788,225.51
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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.