Finding the Fourth Proportional to 5,472,084.09, 7,551,475.22 and 2,991,313.95
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Solution
The fourth proportional to 5,472,084.09, 7,551,475.22 and 2,991,313.95 is: 4,128,012.79
Step by Step Solution
- Step 1: Write the proportion equation
5,472,084.09 : 7,551,475.22 = 2,991,313.95 : x - Step 2: Convert to fraction form
5,472,084.09/7,551,475.22 = 2,991,313.95/x - Step 3: Cross multiply
5,472,084.09x = 7,551,475.22 × 2,991,313.95 - Step 4: Simplify right side
5,472,084.09x = 22,588,833,130,907.94 - Step 5: Solve for x
x = 22,588,833,130,907.94/5,472,084.09 - Step 6: Final answer
x = 4,128,012.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.