Finding the Fourth Proportional to 12,599,619.24, 18,903,352.82 and 4,512,664.94
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Solution
The fourth proportional to 12,599,619.24, 18,903,352.82 and 4,512,664.94 is: 6,770,402.80
Step by Step Solution
- Step 1: Write the proportion equation
12,599,619.24 : 18,903,352.82 = 4,512,664.94 : x - Step 2: Convert to fraction form
12,599,619.24/18,903,352.82 = 4,512,664.94/x - Step 3: Cross multiply
12,599,619.24x = 18,903,352.82 × 4,512,664.94 - Step 4: Simplify right side
12,599,619.24x = 85,304,497,402,184.05 - Step 5: Solve for x
x = 85,304,497,402,184.05/12,599,619.24 - Step 6: Final answer
x = 6,770,402.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.