Finding the Fourth Proportional to 14,499,901.96, 21,745,201.12 and 4,782,330.37
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Solution
The fourth proportional to 14,499,901.96, 21,745,201.12 and 4,782,330.37 is: 7,171,961.29
Step by Step Solution
- Step 1: Write the proportion equation
14,499,901.96 : 21,745,201.12 = 4,782,330.37 : x - Step 2: Convert to fraction form
14,499,901.96/21,745,201.12 = 4,782,330.37/x - Step 3: Cross multiply
14,499,901.96x = 21,745,201.12 × 4,782,330.37 - Step 4: Simplify right side
14,499,901.96x = 103,992,735,637,738.75 - Step 5: Solve for x
x = 103,992,735,637,738.75/14,499,901.96 - Step 6: Final answer
x = 7,171,961.29
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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.