Finding the Fourth Proportional to 13,963,124.70, 20,944,687.05 and 3,865,745.70
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Solution
The fourth proportional to 13,963,124.70, 20,944,687.05 and 3,865,745.70 is: 5,798,618.55
Step by Step Solution
- Step 1: Write the proportion equation
13,963,124.70 : 20,944,687.05 = 3,865,745.70 : x - Step 2: Convert to fraction form
13,963,124.70/20,944,687.05 = 3,865,745.70/x - Step 3: Cross multiply
13,963,124.70x = 20,944,687.05 × 3,865,745.70 - Step 4: Simplify right side
13,963,124.70x = 80,966,833,901,383.19 - Step 5: Solve for x
x = 80,966,833,901,383.19/13,963,124.70 - Step 6: Final answer
x = 5,798,618.55
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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.