Finding the Fourth Proportional to 9,776,822.70, 14,672,232.45 and 5,512,464.30
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Solution
The fourth proportional to 9,776,822.70, 14,672,232.45 and 5,512,464.30 is: 8,272,642.36
Step by Step Solution
- Step 1: Write the proportion equation
9,776,822.70 : 14,672,232.45 = 5,512,464.30 : x - Step 2: Convert to fraction form
9,776,822.70/14,672,232.45 = 5,512,464.30/x - Step 3: Cross multiply
9,776,822.70x = 14,672,232.45 × 5,512,464.30 - Step 4: Simplify right side
9,776,822.70x = 80,880,157,581,926.53 - Step 5: Solve for x
x = 80,880,157,581,926.53/9,776,822.70 - Step 6: Final answer
x = 8,272,642.36
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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.