Finding the Fourth Proportional to 7,438,368.24, 11,153,217.03 and 2,884,096.50
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Solution
The fourth proportional to 7,438,368.24, 11,153,217.03 and 2,884,096.50 is: 4,324,463.80
Step by Step Solution
- Step 1: Write the proportion equation
7,438,368.24 : 11,153,217.03 = 2,884,096.50 : x - Step 2: Convert to fraction form
7,438,368.24/11,153,217.03 = 2,884,096.50/x - Step 3: Cross multiply
7,438,368.24x = 11,153,217.03 × 2,884,096.50 - Step 4: Simplify right side
7,438,368.24x = 32,166,954,199,963.39 - Step 5: Solve for x
x = 32,166,954,199,963.39/7,438,368.24 - Step 6: Final answer
x = 4,324,463.80
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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.