Finding the Fourth Proportional to 5,408,284.95, 7,463,435.58 and 2,961,054.63
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Solution
The fourth proportional to 5,408,284.95, 7,463,435.58 and 2,961,054.63 is: 4,086,256.68
Step by Step Solution
- Step 1: Write the proportion equation
5,408,284.95 : 7,463,435.58 = 2,961,054.63 : x - Step 2: Convert to fraction form
5,408,284.95/7,463,435.58 = 2,961,054.63/x - Step 3: Cross multiply
5,408,284.95x = 7,463,435.58 × 2,961,054.63 - Step 4: Simplify right side
5,408,284.95x = 22,099,640,479,865.73 - Step 5: Solve for x
x = 22,099,640,479,865.73/5,408,284.95 - Step 6: Final answer
x = 4,086,256.68
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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.