Finding the Fourth Proportional to 5,511,476.10, 7,605,406.23 and 3,063,938.10
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Solution
The fourth proportional to 5,511,476.10, 7,605,406.23 and 3,063,938.10 is: 4,227,995.09
Step by Step Solution
- Step 1: Write the proportion equation
5,511,476.10 : 7,605,406.23 = 3,063,938.10 : x - Step 2: Convert to fraction form
5,511,476.10/7,605,406.23 = 3,063,938.10/x - Step 3: Cross multiply
5,511,476.10x = 7,605,406.23 × 3,063,938.10 - Step 4: Simplify right side
5,511,476.10x = 23,302,493,914,074.36 - Step 5: Solve for x
x = 23,302,493,914,074.36/5,511,476.10 - Step 6: Final answer
x = 4,227,995.09
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1.5x scale
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.