Finding the Fourth Proportional to 29,123,742.30, 43,685,613.45 and 27,328,652.70
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Solution
The fourth proportional to 29,123,742.30, 43,685,613.45 and 27,328,652.70 is: 40,992,979.05
Step by Step Solution
- Step 1: Write the proportion equation
29,123,742.30 : 43,685,613.45 = 27,328,652.70 : x - Step 2: Convert to fraction form
29,123,742.30/43,685,613.45 = 27,328,652.70/x - Step 3: Cross multiply
29,123,742.30x = 43,685,613.45 × 27,328,652.70 - Step 4: Simplify right side
29,123,742.30x = 1,193,868,957,961,498.75 - Step 5: Solve for x
x = 1,193,868,957,961,498.75/29,123,742.30 - Step 6: Final answer
x = 40,992,979.05
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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.