Finding the Fourth Proportional to 7,738,485.66, 11,612,394.09 and 2,693,339.10
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Solution
The fourth proportional to 7,738,485.66, 11,612,394.09 and 2,693,339.10 is: 4,041,632.49
Step by Step Solution
- Step 1: Write the proportion equation
7,738,485.66 : 11,612,394.09 = 2,693,339.10 : x - Step 2: Convert to fraction form
7,738,485.66/11,612,394.09 = 2,693,339.10/x - Step 3: Cross multiply
7,738,485.66x = 11,612,394.09 × 2,693,339.10 - Step 4: Simplify right side
7,738,485.66x = 31,276,115,047,205.92 - Step 5: Solve for x
x = 31,276,115,047,205.92/7,738,485.66 - Step 6: Final answer
x = 4,041,632.49
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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.