Finding the Fourth Proportional to 5,576,676.04, 7,691,474.16 and 4,033,725.68
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Solution
The fourth proportional to 5,576,676.04, 7,691,474.16 and 4,033,725.68 is: 5,563,403.11
Step by Step Solution
- Step 1: Write the proportion equation
5,576,676.04 : 7,691,474.16 = 4,033,725.68 : x - Step 2: Convert to fraction form
5,576,676.04/7,691,474.16 = 4,033,725.68/x - Step 3: Cross multiply
5,576,676.04x = 7,691,474.16 × 4,033,725.68 - Step 4: Simplify right side
5,576,676.04x = 31,025,296,836,248.43 - Step 5: Solve for x
x = 31,025,296,836,248.43/5,576,676.04 - Step 6: Final answer
x = 5,563,403.11
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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.