Finding the Fourth Proportional to 7,759,466.47, 11,639,198.49 and 2,368,144.54
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Solution
The fourth proportional to 7,759,466.47, 11,639,198.49 and 2,368,144.54 is: 3,552,216.44
Step by Step Solution
- Step 1: Write the proportion equation
7,759,466.47 : 11,639,198.49 = 2,368,144.54 : x - Step 2: Convert to fraction form
7,759,466.47/11,639,198.49 = 2,368,144.54/x - Step 3: Cross multiply
7,759,466.47x = 11,639,198.49 × 2,368,144.54 - Step 4: Simplify right side
7,759,466.47x = 27,563,304,354,069.75 - Step 5: Solve for x
x = 27,563,304,354,069.75/7,759,466.47 - Step 6: Final answer
x = 3,552,216.44
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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.