Finding the Fourth Proportional to 11,235,637.70, 16,824,944.55 and 6,181,237.70
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Solution
The fourth proportional to 11,235,637.70, 16,824,944.55 and 6,181,237.70 is: 9,256,170.80
Step by Step Solution
- Step 1: Write the proportion equation
11,235,637.70 : 16,824,944.55 = 6,181,237.70 : x - Step 2: Convert to fraction form
11,235,637.70/16,824,944.55 = 6,181,237.70/x - Step 3: Cross multiply
11,235,637.70x = 16,824,944.55 × 6,181,237.70 - Step 4: Simplify right side
11,235,637.70x = 103,998,981,552,869.55 - Step 5: Solve for x
x = 103,998,981,552,869.55/11,235,637.70 - Step 6: Final answer
x = 9,256,170.80
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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.