Finding the Fourth Proportional to 7,243,328.10, 10,866,450.15 and 2,125,748.10
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Solution
The fourth proportional to 7,243,328.10, 10,866,450.15 and 2,125,748.10 is: 3,189,050.04
Step by Step Solution
- Step 1: Write the proportion equation
7,243,328.10 : 10,866,450.15 = 2,125,748.10 : x - Step 2: Convert to fraction form
7,243,328.10/10,866,450.15 = 2,125,748.10/x - Step 3: Cross multiply
7,243,328.10x = 10,866,450.15 × 2,125,748.10 - Step 4: Simplify right side
7,243,328.10x = 23,099,335,760,107.22 - Step 5: Solve for x
x = 23,099,335,760,107.22/7,243,328.10 - Step 6: Final answer
x = 3,189,050.04
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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.