Finding the Fourth Proportional to 11,001,021.44, 15,180,673.40 and 6,652,505.66
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Solution
The fourth proportional to 11,001,021.44, 15,180,673.40 and 6,652,505.66 is: 9,180,012.62
Step by Step Solution
- Step 1: Write the proportion equation
11,001,021.44 : 15,180,673.40 = 6,652,505.66 : x - Step 2: Convert to fraction form
11,001,021.44/15,180,673.40 = 6,652,505.66/x - Step 3: Cross multiply
11,001,021.44x = 15,180,673.40 × 6,652,505.66 - Step 4: Simplify right side
11,001,021.44x = 100,989,515,606,945.55 - Step 5: Solve for x
x = 100,989,515,606,945.55/11,001,021.44 - Step 6: Final answer
x = 9,180,012.62
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.