Finding the Fourth Proportional to 14,920,846.65, 22,381,268.67 and 4,138,147.31
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Solution
The fourth proportional to 14,920,846.65, 22,381,268.67 and 4,138,147.31 is: 6,207,220.60
Step by Step Solution
- Step 1: Write the proportion equation
14,920,846.65 : 22,381,268.67 = 4,138,147.31 : x - Step 2: Convert to fraction form
14,920,846.65/22,381,268.67 = 4,138,147.31/x - Step 3: Cross multiply
14,920,846.65x = 22,381,268.67 × 4,138,147.31 - Step 4: Simplify right side
14,920,846.65x = 92,616,986,629,241.45 - Step 5: Solve for x
x = 92,616,986,629,241.45/14,920,846.65 - Step 6: Final answer
x = 6,207,220.60
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1.5x scale
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.