Finding the Fourth Proportional to 6,658,731.80, 9,982,102.62 and 2,395,902.50
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Solution
The fourth proportional to 6,658,731.80, 9,982,102.62 and 2,395,902.50 is: 3,591,696.64
Step by Step Solution
- Step 1: Write the proportion equation
6,658,731.80 : 9,982,102.62 = 2,395,902.50 : x - Step 2: Convert to fraction form
6,658,731.80/9,982,102.62 = 2,395,902.50/x - Step 3: Cross multiply
6,658,731.80x = 9,982,102.62 × 2,395,902.50 - Step 4: Simplify right side
6,658,731.80x = 23,916,144,622,514.55 - Step 5: Solve for x
x = 23,916,144,622,514.55/6,658,731.80 - Step 6: Final answer
x = 3,591,696.64
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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.