Finding the Fourth Proportional to 14,920,830.91, 22,381,245.16 and 4,138,131.62
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Solution
The fourth proportional to 14,920,830.91, 22,381,245.16 and 4,138,131.62 is: 6,207,197.09
Step by Step Solution
- Step 1: Write the proportion equation
14,920,830.91 : 22,381,245.16 = 4,138,131.62 : x - Step 2: Convert to fraction form
14,920,830.91/22,381,245.16 = 4,138,131.62/x - Step 3: Cross multiply
14,920,830.91x = 22,381,245.16 × 4,138,131.62 - Step 4: Simplify right side
14,920,830.91x = 92,616,538,268,410.28 - Step 5: Solve for x
x = 92,616,538,268,410.28/14,920,830.91 - Step 6: Final answer
x = 6,207,197.09
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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.