Finding the Fourth Proportional to 6,770,324.64, 10,085,119.97 and 6,403,623.06
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Solution
The fourth proportional to 6,770,324.64, 10,085,119.97 and 6,403,623.06 is: 9,538,878.89
Step by Step Solution
- Step 1: Write the proportion equation
6,770,324.64 : 10,085,119.97 = 6,403,623.06 : x - Step 2: Convert to fraction form
6,770,324.64/10,085,119.97 = 6,403,623.06/x - Step 3: Cross multiply
6,770,324.64x = 10,085,119.97 × 6,403,623.06 - Step 4: Simplify right side
6,770,324.64x = 64,581,306,770,740.39 - Step 5: Solve for x
x = 64,581,306,770,740.39/6,770,324.64 - Step 6: Final answer
x = 9,538,878.89
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.