Finding the Fourth Proportional to 6,007,129.57, 8,283,197.32 and 3,828,223.09
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Solution
The fourth proportional to 6,007,129.57, 8,283,197.32 and 3,828,223.09 is: 5,278,715.38
Step by Step Solution
- Step 1: Write the proportion equation
6,007,129.57 : 8,283,197.32 = 3,828,223.09 : x - Step 2: Convert to fraction form
6,007,129.57/8,283,197.32 = 3,828,223.09/x - Step 3: Cross multiply
6,007,129.57x = 8,283,197.32 × 3,828,223.09 - Step 4: Simplify right side
6,007,129.57x = 31,709,927,239,450.12 - Step 5: Solve for x
x = 31,709,927,239,450.12/6,007,129.57 - Step 6: Final answer
x = 5,278,715.38
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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.