Finding the Fourth Proportional to 11,072,611.40, 15,280,182.54 and 6,177,542.24
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Solution
The fourth proportional to 11,072,611.40, 15,280,182.54 and 6,177,542.24 is: 8,524,996.47
Step by Step Solution
- Step 1: Write the proportion equation
11,072,611.40 : 15,280,182.54 = 6,177,542.24 : x - Step 2: Convert to fraction form
11,072,611.40/15,280,182.54 = 6,177,542.24/x - Step 3: Cross multiply
11,072,611.40x = 15,280,182.54 × 6,177,542.24 - Step 4: Simplify right side
11,072,611.40x = 94,393,973,075,760.48 - Step 5: Solve for x
x = 94,393,973,075,760.48/11,072,611.40 - Step 6: Final answer
x = 8,524,996.47
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1.5x scale
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.