Finding the Fourth Proportional to 12,086,607.84, 16,680,723.68 and 9,025,507.68
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Solution
The fourth proportional to 12,086,607.84, 16,680,723.68 and 9,025,507.68 is: 12,456,100.31
Step by Step Solution
- Step 1: Write the proportion equation
12,086,607.84 : 16,680,723.68 = 9,025,507.68 : x - Step 2: Convert to fraction form
12,086,607.84/16,680,723.68 = 9,025,507.68/x - Step 3: Cross multiply
12,086,607.84x = 16,680,723.68 × 9,025,507.68 - Step 4: Simplify right side
12,086,607.84x = 150,551,999,681,797.84 - Step 5: Solve for x
x = 150,551,999,681,797.84/12,086,607.84 - Step 6: Final answer
x = 12,456,100.31
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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.