Finding the Fourth Proportional to 7,971,542.66, 11,959,212.64 and 2,580,194
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Solution
The fourth proportional to 7,971,542.66, 11,959,212.64 and 2,580,194 is: 3,870,905.55
Step by Step Solution
- Step 1: Write the proportion equation
7,971,542.66 : 11,959,212.64 = 2,580,194 : x - Step 2: Convert to fraction form
7,971,542.66/11,959,212.64 = 2,580,194/x - Step 3: Cross multiply
7,971,542.66x = 11,959,212.64 × 2,580,194 - Step 4: Simplify right side
7,971,542.66x = 30,857,088,698,452.16 - Step 5: Solve for x
x = 30,857,088,698,452.16/7,971,542.66 - Step 6: Final answer
x = 3,870,905.55
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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.