Finding the Fourth Proportional to 5,558,434.34, 7,664,548.14 and 3,621,102.26
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Solution
The fourth proportional to 5,558,434.34, 7,664,548.14 and 3,621,102.26 is: 4,993,152.91
Step by Step Solution
- Step 1: Write the proportion equation
5,558,434.34 : 7,664,548.14 = 3,621,102.26 : x - Step 2: Convert to fraction form
5,558,434.34/7,664,548.14 = 3,621,102.26/x - Step 3: Cross multiply
5,558,434.34x = 7,664,548.14 × 3,621,102.26 - Step 4: Simplify right side
5,558,434.34x = 27,754,112,553,310.05 - Step 5: Solve for x
x = 27,754,112,553,310.05/5,558,434.34 - Step 6: Final answer
x = 4,993,152.91
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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.