Finding the Fourth Proportional to 16,126,081.98, 22,253,994.99 and 8,882,737.98
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Solution
The fourth proportional to 16,126,081.98, 22,253,994.99 and 8,882,737.98 is: 12,258,179.44
Step by Step Solution
- Step 1: Write the proportion equation
16,126,081.98 : 22,253,994.99 = 8,882,737.98 : x - Step 2: Convert to fraction form
16,126,081.98/22,253,994.99 = 8,882,737.98/x - Step 3: Cross multiply
16,126,081.98x = 22,253,994.99 × 8,882,737.98 - Step 4: Simplify right side
16,126,081.98x = 197,676,406,504,402.72 - Step 5: Solve for x
x = 197,676,406,504,402.72/16,126,081.98 - Step 6: Final answer
x = 12,258,179.44
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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.