Finding the Fourth Proportional to 29,244,613.60, 40,358,827.98 and 16,191,872.70
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Solution
The fourth proportional to 29,244,613.60, 40,358,827.98 and 16,191,872.70 is: 22,345,482.62
Step by Step Solution
- Step 1: Write the proportion equation
29,244,613.60 : 40,358,827.98 = 16,191,872.70 : x - Step 2: Convert to fraction form
29,244,613.60/40,358,827.98 = 16,191,872.70/x - Step 3: Cross multiply
29,244,613.60x = 40,358,827.98 × 16,191,872.70 - Step 4: Simplify right side
29,244,613.60x = 653,485,004,973,358.12 - Step 5: Solve for x
x = 653,485,004,973,358.12/29,244,613.60 - Step 6: Final answer
x = 22,345,482.62
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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.