Finding the Fourth Proportional to 10,080,492.65, 15,120,738.98 and 5,828,964.65
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Solution
The fourth proportional to 10,080,492.65, 15,120,738.98 and 5,828,964.65 is: 8,743,446.98
Step by Step Solution
- Step 1: Write the proportion equation
10,080,492.65 : 15,120,738.98 = 5,828,964.65 : x - Step 2: Convert to fraction form
10,080,492.65/15,120,738.98 = 5,828,964.65/x - Step 3: Cross multiply
10,080,492.65x = 15,120,738.98 × 5,828,964.65 - Step 4: Simplify right side
10,080,492.65x = 88,138,252,967,152.23 - Step 5: Solve for x
x = 88,138,252,967,152.23/10,080,492.65 - Step 6: Final answer
x = 8,743,446.98
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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.