Finding the Fourth Proportional to 7,107,193.10, 9,807,928.17 and 4,010,373.92
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Solution
The fourth proportional to 7,107,193.10, 9,807,928.17 and 4,010,373.92 is: 5,534,316.96
Step by Step Solution
- Step 1: Write the proportion equation
7,107,193.10 : 9,807,928.17 = 4,010,373.92 : x - Step 2: Convert to fraction form
7,107,193.10/9,807,928.17 = 4,010,373.92/x - Step 3: Cross multiply
7,107,193.10x = 9,807,928.17 × 4,010,373.92 - Step 4: Simplify right side
7,107,193.10x = 39,333,459,342,201.33 - Step 5: Solve for x
x = 39,333,459,342,201.33/7,107,193.10 - Step 6: Final answer
x = 5,534,316.96
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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.