Finding the Fourth Proportional to 6,660,140.92, 9,984,087.76 and 2,399,267.12
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Solution
The fourth proportional to 6,660,140.92, 9,984,087.76 and 2,399,267.12 is: 3,596,694.69
Step by Step Solution
- Step 1: Write the proportion equation
6,660,140.92 : 9,984,087.76 = 2,399,267.12 : x - Step 2: Convert to fraction form
6,660,140.92/9,984,087.76 = 2,399,267.12/x - Step 3: Cross multiply
6,660,140.92x = 9,984,087.76 × 2,399,267.12 - Step 4: Simplify right side
6,660,140.92x = 23,954,493,485,762.45 - Step 5: Solve for x
x = 23,954,493,485,762.45/6,660,140.92 - Step 6: Final answer
x = 3,596,694.69
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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.