Finding the Fourth Proportional to 6,982,497.99, 9,635,730.99 and 3,884,988.87
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Solution
The fourth proportional to 6,982,497.99, 9,635,730.99 and 3,884,988.87 is: 5,361,219.97
Step by Step Solution
- Step 1: Write the proportion equation
6,982,497.99 : 9,635,730.99 = 3,884,988.87 : x - Step 2: Convert to fraction form
6,982,497.99/9,635,730.99 = 3,884,988.87/x - Step 3: Cross multiply
6,982,497.99x = 9,635,730.99 × 3,884,988.87 - Step 4: Simplify right side
6,982,497.99x = 37,434,707,650,464.09 - Step 5: Solve for x
x = 37,434,707,650,464.09/6,982,497.99 - Step 6: Final answer
x = 5,361,219.97
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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.