Finding the Fourth Proportional to 29,204,926.44, 40,315,208.02 and 18,197,114.87
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Solution
The fourth proportional to 29,204,926.44, 40,315,208.02 and 18,197,114.87 is: 25,119,750.70
Step by Step Solution
- Step 1: Write the proportion equation
29,204,926.44 : 40,315,208.02 = 18,197,114.87 : x - Step 2: Convert to fraction form
29,204,926.44/40,315,208.02 = 18,197,114.87/x - Step 3: Cross multiply
29,204,926.44x = 40,315,208.02 × 18,197,114.87 - Step 4: Simplify right side
29,204,926.44x = 733,620,471,429,948.25 - Step 5: Solve for x
x = 733,620,471,429,948.25/29,204,926.44 - Step 6: Final answer
x = 25,119,750.70
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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.