Finding the Fourth Proportional to 6,821,833.98, 9,414,070.11 and 3,765,982.62
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Solution
The fourth proportional to 6,821,833.98, 9,414,070.11 and 3,765,982.62 is: 5,197,022.46
Step by Step Solution
- Step 1: Write the proportion equation
6,821,833.98 : 9,414,070.11 = 3,765,982.62 : x - Step 2: Convert to fraction form
6,821,833.98/9,414,070.11 = 3,765,982.62/x - Step 3: Cross multiply
6,821,833.98x = 9,414,070.11 × 3,765,982.62 - Step 4: Simplify right side
6,821,833.98x = 35,453,224,417,721.48 - Step 5: Solve for x
x = 35,453,224,417,721.48/6,821,833.98 - Step 6: Final answer
x = 5,197,022.46
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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.