Finding the Fourth Proportional to 11,103,619.54, 15,322,908.36 and 6,208,851.10
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Solution
The fourth proportional to 11,103,619.54, 15,322,908.36 and 6,208,851.10 is: 8,568,166.09
Step by Step Solution
- Step 1: Write the proportion equation
11,103,619.54 : 15,322,908.36 = 6,208,851.10 : x - Step 2: Convert to fraction form
11,103,619.54/15,322,908.36 = 6,208,851.10/x - Step 3: Cross multiply
11,103,619.54x = 15,322,908.36 × 6,208,851.10 - Step 4: Simplify right side
11,103,619.54x = 95,137,656,426,185.19 - Step 5: Solve for x
x = 95,137,656,426,185.19/11,103,619.54 - Step 6: Final answer
x = 8,568,166.09
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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.