Finding the Fourth Proportional to 16,240,451.84, 22,410,015.36 and 8,995,293.44
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Solution
The fourth proportional to 16,240,451.84, 22,410,015.36 and 8,995,293.44 is: 12,412,503.43
Step by Step Solution
- Step 1: Write the proportion equation
16,240,451.84 : 22,410,015.36 = 8,995,293.44 : x - Step 2: Convert to fraction form
16,240,451.84/22,410,015.36 = 8,995,293.44/x - Step 3: Cross multiply
16,240,451.84x = 22,410,015.36 × 8,995,293.44 - Step 4: Simplify right side
16,240,451.84x = 201,584,664,158,107.22 - Step 5: Solve for x
x = 201,584,664,158,107.22/16,240,451.84 - Step 6: Final answer
x = 12,412,503.43
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1.5x scale
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.