Finding the Fourth Proportional to 10,415,183.38, 15,623,523.51 and 3,591,658.47
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Solution
The fourth proportional to 10,415,183.38, 15,623,523.51 and 3,591,658.47 is: 5,387,745.80
Step by Step Solution
- Step 1: Write the proportion equation
10,415,183.38 : 15,623,523.51 = 3,591,658.47 : x - Step 2: Convert to fraction form
10,415,183.38/15,623,523.51 = 3,591,658.47/x - Step 3: Cross multiply
10,415,183.38x = 15,623,523.51 × 3,591,658.47 - Step 4: Simplify right side
10,415,183.38x = 56,114,360,545,935.63 - Step 5: Solve for x
x = 56,114,360,545,935.63/10,415,183.38 - Step 6: Final answer
x = 5,387,745.80
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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.