Finding the Fourth Proportional to 11,157,067.36, 16,735,573.56 and 6,297,170.64
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Solution
The fourth proportional to 11,157,067.36, 16,735,573.56 and 6,297,170.64 is: 9,445,740.45
Step by Step Solution
- Step 1: Write the proportion equation
11,157,067.36 : 16,735,573.56 = 6,297,170.64 : x - Step 2: Convert to fraction form
11,157,067.36/16,735,573.56 = 6,297,170.64/x - Step 3: Cross multiply
11,157,067.36x = 16,735,573.56 × 6,297,170.64 - Step 4: Simplify right side
11,157,067.36x = 105,386,762,465,592.28 - Step 5: Solve for x
x = 105,386,762,465,592.28/11,157,067.36 - Step 6: Final answer
x = 9,445,740.45
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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.