Finding the Fourth Proportional to 10,491,717.08, 15,737,603.70 and 2,918,683.64
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Solution
The fourth proportional to 10,491,717.08, 15,737,603.70 and 2,918,683.64 is: 4,378,033.28
Step by Step Solution
- Step 1: Write the proportion equation
10,491,717.08 : 15,737,603.70 = 2,918,683.64 : x - Step 2: Convert to fraction form
10,491,717.08/15,737,603.70 = 2,918,683.64/x - Step 3: Cross multiply
10,491,717.08x = 15,737,603.70 × 2,918,683.64 - Step 4: Simplify right side
10,491,717.08x = 45,933,086,502,282.54 - Step 5: Solve for x
x = 45,933,086,502,282.54/10,491,717.08 - Step 6: Final answer
x = 4,378,033.28
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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.