Finding the Fourth Proportional to 6,398,020.22, 8,829,268.57 and 3,497,422.91
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Solution
The fourth proportional to 6,398,020.22, 8,829,268.57 and 3,497,422.91 is: 4,826,443.98
Step by Step Solution
- Step 1: Write the proportion equation
6,398,020.22 : 8,829,268.57 = 3,497,422.91 : x - Step 2: Convert to fraction form
6,398,020.22/8,829,268.57 = 3,497,422.91/x - Step 3: Cross multiply
6,398,020.22x = 8,829,268.57 × 3,497,422.91 - Step 4: Simplify right side
6,398,020.22x = 30,879,686,206,077.67 - Step 5: Solve for x
x = 30,879,686,206,077.67/6,398,020.22 - Step 6: Final answer
x = 4,826,443.98
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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.