Finding the Fourth Proportional to 8,574,623.36, 12,852,150.96 and 3,453,775.68
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Solution
The fourth proportional to 8,574,623.36, 12,852,150.96 and 3,453,775.68 is: 5,176,722.59
Step by Step Solution
- Step 1: Write the proportion equation
8,574,623.36 : 12,852,150.96 = 3,453,775.68 : x - Step 2: Convert to fraction form
8,574,623.36/12,852,150.96 = 3,453,775.68/x - Step 3: Cross multiply
8,574,623.36x = 12,852,150.96 × 3,453,775.68 - Step 4: Simplify right side
8,574,623.36x = 44,388,446,421,336.66 - Step 5: Solve for x
x = 44,388,446,421,336.66/8,574,623.36 - Step 6: Final answer
x = 5,176,722.59
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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.