Finding the Fourth Proportional to 11,603,756.58, 16,013,616.20 and 6,958,297.94
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Solution
The fourth proportional to 11,603,756.58, 16,013,616.20 and 6,958,297.94 is: 9,602,710.28
Step by Step Solution
- Step 1: Write the proportion equation
11,603,756.58 : 16,013,616.20 = 6,958,297.94 : x - Step 2: Convert to fraction form
11,603,756.58/16,013,616.20 = 6,958,297.94/x - Step 3: Cross multiply
11,603,756.58x = 16,013,616.20 × 6,958,297.94 - Step 4: Simplify right side
11,603,756.58x = 111,427,512,602,040.02 - Step 5: Solve for x
x = 111,427,512,602,040.02/11,603,756.58 - Step 6: Final answer
x = 9,602,710.28
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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.