Finding the Fourth Proportional to 11,603,757.58, 16,013,617.58 and 6,958,298.94
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Solution
The fourth proportional to 11,603,757.58, 16,013,617.58 and 6,958,298.94 is: 9,602,711.66
Step by Step Solution
- Step 1: Write the proportion equation
11,603,757.58 : 16,013,617.58 = 6,958,298.94 : x - Step 2: Convert to fraction form
11,603,757.58/16,013,617.58 = 6,958,298.94/x - Step 3: Cross multiply
11,603,757.58x = 16,013,617.58 × 6,958,298.94 - Step 4: Simplify right side
11,603,757.58x = 111,427,538,232,479.38 - Step 5: Solve for x
x = 111,427,538,232,479.38/11,603,757.58 - Step 6: Final answer
x = 9,602,711.66
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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.