Finding the Fourth Proportional to 6,576,429.30, 9,864,643.95 and 4,190,849.70
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Solution
The fourth proportional to 6,576,429.30, 9,864,643.95 and 4,190,849.70 is: 6,286,274.55
Step by Step Solution
- Step 1: Write the proportion equation
6,576,429.30 : 9,864,643.95 = 4,190,849.70 : x - Step 2: Convert to fraction form
6,576,429.30/9,864,643.95 = 4,190,849.70/x - Step 3: Cross multiply
6,576,429.30x = 9,864,643.95 × 4,190,849.70 - Step 4: Simplify right side
6,576,429.30x = 41,341,240,138,464.31 - Step 5: Solve for x
x = 41,341,240,138,464.31/6,576,429.30 - Step 6: Final answer
x = 6,286,274.55
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Similar ratio
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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.