Finding the Fourth Proportional to 73,616,532.68, 101,586,193.26 and 40,574,963.54
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Solution
The fourth proportional to 73,616,532.68, 101,586,193.26 and 40,574,963.54 is: 55,990,902.28
Step by Step Solution
- Step 1: Write the proportion equation
73,616,532.68 : 101,586,193.26 = 40,574,963.54 : x - Step 2: Convert to fraction form
73,616,532.68/101,586,193.26 = 40,574,963.54/x - Step 3: Cross multiply
73,616,532.68x = 101,586,193.26 × 40,574,963.54 - Step 4: Simplify right side
73,616,532.68x = 4,121,856,087,691,894 - Step 5: Solve for x
x = 4,121,856,087,691,894/73,616,532.68 - Step 6: Final answer
x = 55,990,902.28
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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.