Finding the Fourth Proportional to 10,874,485.26, 15,007,745.88 and 5,980,569.75
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Solution
The fourth proportional to 10,874,485.26, 15,007,745.88 and 5,980,569.75 is: 8,253,712.14
Step by Step Solution
- Step 1: Write the proportion equation
10,874,485.26 : 15,007,745.88 = 5,980,569.75 : x - Step 2: Convert to fraction form
10,874,485.26/15,007,745.88 = 5,980,569.75/x - Step 3: Cross multiply
10,874,485.26x = 15,007,745.88 × 5,980,569.75 - Step 4: Simplify right side
10,874,485.26x = 89,754,871,025,615.14 - Step 5: Solve for x
x = 89,754,871,025,615.14/10,874,485.26 - Step 6: Final answer
x = 8,253,712.14
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.