Finding the Fourth Proportional to 5,647,748.16, 7,793,952.66 and 3,069,429.06
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Solution
The fourth proportional to 5,647,748.16, 7,793,952.66 and 3,069,429.06 is: 4,235,844.82
Step by Step Solution
- Step 1: Write the proportion equation
5,647,748.16 : 7,793,952.66 = 3,069,429.06 : x - Step 2: Convert to fraction form
5,647,748.16/7,793,952.66 = 3,069,429.06/x - Step 3: Cross multiply
5,647,748.16x = 7,793,952.66 × 3,069,429.06 - Step 4: Simplify right side
5,647,748.16x = 23,922,984,786,868.30 - Step 5: Solve for x
x = 23,922,984,786,868.30/5,647,748.16 - Step 6: Final answer
x = 4,235,844.82
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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.