Finding the Fourth Proportional to 11,465,799.94, 15,823,458.60 and 6,571,837.24
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Solution
The fourth proportional to 11,465,799.94, 15,823,458.60 and 6,571,837.24 is: 9,069,510.63
Step by Step Solution
- Step 1: Write the proportion equation
11,465,799.94 : 15,823,458.60 = 6,571,837.24 : x - Step 2: Convert to fraction form
11,465,799.94/15,823,458.60 = 6,571,837.24/x - Step 3: Cross multiply
11,465,799.94x = 15,823,458.60 × 6,571,837.24 - Step 4: Simplify right side
11,465,799.94x = 103,989,194,493,078.27 - Step 5: Solve for x
x = 103,989,194,493,078.27/11,465,799.94 - Step 6: Final answer
x = 9,069,510.63
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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.