Finding the Fourth Proportional to 8,764,552.72, 13,206,653.60 and 7,202,116.18
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Solution
The fourth proportional to 8,764,552.72, 13,206,653.60 and 7,202,116.18 is: 10,852,334.01
Step by Step Solution
- Step 1: Write the proportion equation
8,764,552.72 : 13,206,653.60 = 7,202,116.18 : x - Step 2: Convert to fraction form
8,764,552.72/13,206,653.60 = 7,202,116.18/x - Step 3: Cross multiply
8,764,552.72x = 13,206,653.60 × 7,202,116.18 - Step 4: Simplify right side
8,764,552.72x = 95,115,853,576,215.23 - Step 5: Solve for x
x = 95,115,853,576,215.23/8,764,552.72 - Step 6: Final answer
x = 10,852,334.01
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.