Finding the Fourth Proportional to 19,682,452.48, 29,532,202.08 and 10,573,922.56
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Solution
The fourth proportional to 19,682,452.48, 29,532,202.08 and 10,573,922.56 is: 15,865,462.81
Step by Step Solution
- Step 1: Write the proportion equation
19,682,452.48 : 29,532,202.08 = 10,573,922.56 : x - Step 2: Convert to fraction form
19,682,452.48/29,532,202.08 = 10,573,922.56/x - Step 3: Cross multiply
19,682,452.48x = 29,532,202.08 × 10,573,922.56 - Step 4: Simplify right side
19,682,452.48x = 312,271,217,820,190.94 - Step 5: Solve for x
x = 312,271,217,820,190.94/19,682,452.48 - Step 6: Final answer
x = 15,865,462.81
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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.