Finding the Fourth Proportional to 19,747,903.88, 29,611,205.08 and 8,959,318.04
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Solution
The fourth proportional to 19,747,903.88, 29,611,205.08 and 8,959,318.04 is: 13,434,144.98
Step by Step Solution
- Step 1: Write the proportion equation
19,747,903.88 : 29,611,205.08 = 8,959,318.04 : x - Step 2: Convert to fraction form
19,747,903.88/29,611,205.08 = 8,959,318.04/x - Step 3: Cross multiply
19,747,903.88x = 29,611,205.08 × 8,959,318.04 - Step 4: Simplify right side
19,747,903.88x = 265,296,203,859,383.59 - Step 5: Solve for x
x = 265,296,203,859,383.59/19,747,903.88 - Step 6: Final answer
x = 13,434,144.98
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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.