Finding the Fourth Proportional to 19,747,944.16, 29,611,265.20 and 8,959,358.16
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Solution
The fourth proportional to 19,747,944.16, 29,611,265.20 and 8,959,358.16 is: 13,434,205.02
Step by Step Solution
- Step 1: Write the proportion equation
19,747,944.16 : 29,611,265.20 = 8,959,358.16 : x - Step 2: Convert to fraction form
19,747,944.16/29,611,265.20 = 8,959,358.16/x - Step 3: Cross multiply
19,747,944.16x = 29,611,265.20 × 8,959,358.16 - Step 4: Simplify right side
19,747,944.16x = 265,297,930,497,544.03 - Step 5: Solve for x
x = 265,297,930,497,544.03/19,747,944.16 - Step 6: Final answer
x = 13,434,205.02
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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.