Finding the Fourth Proportional to 6,428,851.24, 9,643,276.86 and 3,052,823.08
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Solution
The fourth proportional to 6,428,851.24, 9,643,276.86 and 3,052,823.08 is: 4,579,234.62
Step by Step Solution
- Step 1: Write the proportion equation
6,428,851.24 : 9,643,276.86 = 3,052,823.08 : x - Step 2: Convert to fraction form
6,428,851.24/9,643,276.86 = 3,052,823.08/x - Step 3: Cross multiply
6,428,851.24x = 9,643,276.86 × 3,052,823.08 - Step 4: Simplify right side
6,428,851.24x = 29,439,218,165,037.93 - Step 5: Solve for x
x = 29,439,218,165,037.93/6,428,851.24 - Step 6: Final answer
x = 4,579,234.62
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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.