Finding the Fourth Proportional to 14,946,845.40, 22,420,268.10 and 4,165,810.20
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Solution
The fourth proportional to 14,946,845.40, 22,420,268.10 and 4,165,810.20 is: 6,248,715.30
Step by Step Solution
- Step 1: Write the proportion equation
14,946,845.40 : 22,420,268.10 = 4,165,810.20 : x - Step 2: Convert to fraction form
14,946,845.40/22,420,268.10 = 4,165,810.20/x - Step 3: Cross multiply
14,946,845.40x = 22,420,268.10 × 4,165,810.20 - Step 4: Simplify right side
14,946,845.40x = 93,398,581,537,714.62 - Step 5: Solve for x
x = 93,398,581,537,714.62/14,946,845.40 - Step 6: Final answer
x = 6,248,715.30
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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.