Finding the Fourth Proportional to 17,820,747.97, 26,742,366.83 and 7,585,591.42
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Solution
The fourth proportional to 17,820,747.97, 26,742,366.83 and 7,585,591.42 is: 11,383,173.62
Step by Step Solution
- Step 1: Write the proportion equation
17,820,747.97 : 26,742,366.83 = 7,585,591.42 : x - Step 2: Convert to fraction form
17,820,747.97/26,742,366.83 = 7,585,591.42/x - Step 3: Cross multiply
17,820,747.97x = 26,742,366.83 × 7,585,591.42 - Step 4: Simplify right side
17,820,747.97x = 202,856,668,235,437.78 - Step 5: Solve for x
x = 202,856,668,235,437.78/17,820,747.97 - Step 6: Final answer
x = 11,383,173.62
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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.