Finding the Fourth Proportional to 10,056,939.75, 13,876,156.58 and 5,927,135.31
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Solution
The fourth proportional to 10,056,939.75, 13,876,156.58 and 5,927,135.31 is: 8,178,020.32
Step by Step Solution
- Step 1: Write the proportion equation
10,056,939.75 : 13,876,156.58 = 5,927,135.31 : x - Step 2: Convert to fraction form
10,056,939.75/13,876,156.58 = 5,927,135.31/x - Step 3: Cross multiply
10,056,939.75x = 13,876,156.58 × 5,927,135.31 - Step 4: Simplify right side
10,056,939.75x = 82,245,857,602,771.16 - Step 5: Solve for x
x = 82,245,857,602,771.16/10,056,939.75 - Step 6: Final answer
x = 8,178,020.32
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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.