Finding the Fourth Proportional to 16,241,995.40, 22,413,958.34 and 8,899,768.62
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Solution
The fourth proportional to 16,241,995.40, 22,413,958.34 and 8,899,768.62 is: 12,281,683.27
Step by Step Solution
- Step 1: Write the proportion equation
16,241,995.40 : 22,413,958.34 = 8,899,768.62 : x - Step 2: Convert to fraction form
16,241,995.40/22,413,958.34 = 8,899,768.62/x - Step 3: Cross multiply
16,241,995.40x = 22,413,958.34 × 8,899,768.62 - Step 4: Simplify right side
16,241,995.40x = 199,479,043,039,820.44 - Step 5: Solve for x
x = 199,479,043,039,820.44/16,241,995.40 - Step 6: Final answer
x = 12,281,683.27
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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.