Finding the Fourth Proportional to 8,196,306.45, 11,310,850.04 and 4,525,451.79
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Solution
The fourth proportional to 8,196,306.45, 11,310,850.04 and 4,525,451.79 is: 6,245,094.28
Step by Step Solution
- Step 1: Write the proportion equation
8,196,306.45 : 11,310,850.04 = 4,525,451.79 : x - Step 2: Convert to fraction form
8,196,306.45/11,310,850.04 = 4,525,451.79/x - Step 3: Cross multiply
8,196,306.45x = 11,310,850.04 × 4,525,451.79 - Step 4: Simplify right side
8,196,306.45x = 51,186,706,537,312.31 - Step 5: Solve for x
x = 51,186,706,537,312.31/8,196,306.45 - Step 6: Final answer
x = 6,245,094.28
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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.