Finding the Fourth Proportional to 5,202,363.16, 7,793,450.36 and 3,833,653.81
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Solution
The fourth proportional to 5,202,363.16, 7,793,450.36 and 3,833,653.81 is: 5,743,042.11
Step by Step Solution
- Step 1: Write the proportion equation
5,202,363.16 : 7,793,450.36 = 3,833,653.81 : x - Step 2: Convert to fraction form
5,202,363.16/7,793,450.36 = 3,833,653.81/x - Step 3: Cross multiply
5,202,363.16x = 7,793,450.36 × 3,833,653.81 - Step 4: Simplify right side
5,202,363.16x = 29,877,390,666,779.05 - Step 5: Solve for x
x = 29,877,390,666,779.05/5,202,363.16 - Step 6: Final answer
x = 5,743,042.11
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.