Finding the Fourth Proportional to 5,551,247.10, 7,658,375.22 and 3,716,296.54
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Solution
The fourth proportional to 5,551,247.10, 7,658,375.22 and 3,716,296.54 is: 5,126,918.84
Step by Step Solution
- Step 1: Write the proportion equation
5,551,247.10 : 7,658,375.22 = 3,716,296.54 : x - Step 2: Convert to fraction form
5,551,247.10/7,658,375.22 = 3,716,296.54/x - Step 3: Cross multiply
5,551,247.10x = 7,658,375.22 × 3,716,296.54 - Step 4: Simplify right side
5,551,247.10x = 28,460,793,332,107.74 - Step 5: Solve for x
x = 28,460,793,332,107.74/5,551,247.10 - Step 6: Final answer
x = 5,126,918.84
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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.