Finding the Fourth Proportional to 29,139,204.67, 40,211,046.26 and 16,086,182.65
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Solution
The fourth proportional to 29,139,204.67, 40,211,046.26 and 16,086,182.65 is: 22,198,348.99
Step by Step Solution
- Step 1: Write the proportion equation
29,139,204.67 : 40,211,046.26 = 16,086,182.65 : x - Step 2: Convert to fraction form
29,139,204.67/40,211,046.26 = 16,086,182.65/x - Step 3: Cross multiply
29,139,204.67x = 40,211,046.26 × 16,086,182.65 - Step 4: Simplify right side
29,139,204.67x = 646,842,234,444,688.75 - Step 5: Solve for x
x = 646,842,234,444,688.75/29,139,204.67 - Step 6: Final answer
x = 22,198,348.99
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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.