Finding the Fourth Proportional to 19,593,608.07, 29,393,965.58 and 8,072,677.56
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Solution
The fourth proportional to 19,593,608.07, 29,393,965.58 and 8,072,677.56 is: 12,110,480.39
Step by Step Solution
- Step 1: Write the proportion equation
19,593,608.07 : 29,393,965.58 = 8,072,677.56 : x - Step 2: Convert to fraction form
19,593,608.07/29,393,965.58 = 8,072,677.56/x - Step 3: Cross multiply
19,593,608.07x = 29,393,965.58 × 8,072,677.56 - Step 4: Simplify right side
19,593,608.07x = 237,288,006,296,714.97 - Step 5: Solve for x
x = 237,288,006,296,714.97/19,593,608.07 - Step 6: Final answer
x = 12,110,480.39
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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.