Finding the Fourth Proportional to 29,261,865.96, 43,892,673.58 and 7,402,452.12
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Solution
The fourth proportional to 29,261,865.96, 43,892,673.58 and 7,402,452.12 is: 11,103,646.47
Step by Step Solution
- Step 1: Write the proportion equation
29,261,865.96 : 43,892,673.58 = 7,402,452.12 : x - Step 2: Convert to fraction form
29,261,865.96/43,892,673.58 = 7,402,452.12/x - Step 3: Cross multiply
29,261,865.96x = 43,892,673.58 × 7,402,452.12 - Step 4: Simplify right side
29,261,865.96x = 324,913,414,594,739 - Step 5: Solve for x
x = 324,913,414,594,739/29,261,865.96 - Step 6: Final answer
x = 11,103,646.47
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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.