Finding the Fourth Proportional to 16,414,869.12, 24,622,724.16 and 7,776,947.52
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Solution
The fourth proportional to 16,414,869.12, 24,622,724.16 and 7,776,947.52 is: 11,665,620.49
Step by Step Solution
- Step 1: Write the proportion equation
16,414,869.12 : 24,622,724.16 = 7,776,947.52 : x - Step 2: Convert to fraction form
16,414,869.12/24,622,724.16 = 7,776,947.52/x - Step 3: Cross multiply
16,414,869.12x = 24,622,724.16 × 7,776,947.52 - Step 4: Simplify right side
16,414,869.12x = 191,489,633,591,756.06 - Step 5: Solve for x
x = 191,489,633,591,756.06/16,414,869.12 - Step 6: Final answer
x = 11,665,620.49
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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.