Finding the Fourth Proportional to 12,097,190.32, 16,682,908.99 and 8,828,828.08
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Solution
The fourth proportional to 12,097,190.32, 16,682,908.99 and 8,828,828.08 is: 12,175,598.75
Step by Step Solution
- Step 1: Write the proportion equation
12,097,190.32 : 16,682,908.99 = 8,828,828.08 : x - Step 2: Convert to fraction form
12,097,190.32/16,682,908.99 = 8,828,828.08/x - Step 3: Cross multiply
12,097,190.32x = 16,682,908.99 × 8,828,828.08 - Step 4: Simplify right side
12,097,190.32x = 147,290,535,346,996.44 - Step 5: Solve for x
x = 147,290,535,346,996.44/12,097,190.32 - Step 6: Final answer
x = 12,175,598.75
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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.