Finding the Fourth Proportional to 9,052,041.09, 12,491,842.56 and 4,922,073.84
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Solution
The fourth proportional to 9,052,041.09, 12,491,842.56 and 4,922,073.84 is: 6,792,475.95
Step by Step Solution
- Step 1: Write the proportion equation
9,052,041.09 : 12,491,842.56 = 4,922,073.84 : x - Step 2: Convert to fraction form
9,052,041.09/12,491,842.56 = 4,922,073.84/x - Step 3: Cross multiply
9,052,041.09x = 12,491,842.56 × 4,922,073.84 - Step 4: Simplify right side
9,052,041.09x = 61,485,771,390,905.05 - Step 5: Solve for x
x = 61,485,771,390,905.05/9,052,041.09 - Step 6: Final answer
x = 6,792,475.95
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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.