Finding the Fourth Proportional to 7,601,230.88, 10,489,785.36 and 4,338,486.08
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Solution
The fourth proportional to 7,601,230.88, 10,489,785.36 and 4,338,486.08 is: 5,987,160.30
Step by Step Solution
- Step 1: Write the proportion equation
7,601,230.88 : 10,489,785.36 = 4,338,486.08 : x - Step 2: Convert to fraction form
7,601,230.88/10,489,785.36 = 4,338,486.08/x - Step 3: Cross multiply
7,601,230.88x = 10,489,785.36 × 4,338,486.08 - Step 4: Simplify right side
7,601,230.88x = 45,509,787,766,547.79 - Step 5: Solve for x
x = 45,509,787,766,547.79/7,601,230.88 - Step 6: Final answer
x = 5,987,160.30
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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.