Finding the Fourth Proportional to 10,576,344.48, 14,589,983.60 and 6,907,408.68
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Solution
The fourth proportional to 10,576,344.48, 14,589,983.60 and 6,907,408.68 is: 9,528,715.67
Step by Step Solution
- Step 1: Write the proportion equation
10,576,344.48 : 14,589,983.60 = 6,907,408.68 : x - Step 2: Convert to fraction form
10,576,344.48/14,589,983.60 = 6,907,408.68/x - Step 3: Cross multiply
10,576,344.48x = 14,589,983.60 × 6,907,408.68 - Step 4: Simplify right side
10,576,344.48x = 100,778,979,359,697.64 - Step 5: Solve for x
x = 100,778,979,359,697.64/10,576,344.48 - Step 6: Final answer
x = 9,528,715.67
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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.