Finding the Fourth Proportional to 5,551,171.04, 8,320,634.80 and 3,631,285.28
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Solution
The fourth proportional to 5,551,171.04, 8,320,634.80 and 3,631,285.28 is: 5,442,923.39
Step by Step Solution
- Step 1: Write the proportion equation
5,551,171.04 : 8,320,634.80 = 3,631,285.28 : x - Step 2: Convert to fraction form
5,551,171.04/8,320,634.80 = 3,631,285.28/x - Step 3: Cross multiply
5,551,171.04x = 8,320,634.80 × 3,631,285.28 - Step 4: Simplify right side
5,551,171.04x = 30,214,598,669,495.74 - Step 5: Solve for x
x = 30,214,598,669,495.74/5,551,171.04 - Step 6: Final answer
x = 5,442,923.39
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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.