Finding the Fourth Proportional to 7,186,305.44, 10,778,850.93 and 2,328,509.11
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Solution
The fourth proportional to 7,186,305.44, 10,778,850.93 and 2,328,509.11 is: 3,492,566.91
Step by Step Solution
- Step 1: Write the proportion equation
7,186,305.44 : 10,778,850.93 = 2,328,509.11 : x - Step 2: Convert to fraction form
7,186,305.44/10,778,850.93 = 2,328,509.11/x - Step 3: Cross multiply
7,186,305.44x = 10,778,850.93 × 2,328,509.11 - Step 4: Simplify right side
7,186,305.44x = 25,098,652,585,836.97 - Step 5: Solve for x
x = 25,098,652,585,836.97/7,186,305.44 - Step 6: Final answer
x = 3,492,566.91
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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.