Finding the Fourth Proportional to 10,790,746.30, 16,172,341.35 and 4,393,771.30
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Solution
The fourth proportional to 10,790,746.30, 16,172,341.35 and 4,393,771.30 is: 6,585,046.79
Step by Step Solution
- Step 1: Write the proportion equation
10,790,746.30 : 16,172,341.35 = 4,393,771.30 : x - Step 2: Convert to fraction form
10,790,746.30/16,172,341.35 = 4,393,771.30/x - Step 3: Cross multiply
10,790,746.30x = 16,172,341.35 × 4,393,771.30 - Step 4: Simplify right side
10,790,746.30x = 71,057,569,277,433.25 - Step 5: Solve for x
x = 71,057,569,277,433.25/10,790,746.30 - Step 6: Final answer
x = 6,585,046.79
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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.