Finding the Fourth Proportional to 27,920,072.87, 41,880,634.23 and 8,750,405.51
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Solution
The fourth proportional to 27,920,072.87, 41,880,634.23 and 8,750,405.51 is: 13,125,772.78
Step by Step Solution
- Step 1: Write the proportion equation
27,920,072.87 : 41,880,634.23 = 8,750,405.51 : x - Step 2: Convert to fraction form
27,920,072.87/41,880,634.23 = 8,750,405.51/x - Step 3: Cross multiply
27,920,072.87x = 41,880,634.23 × 8,750,405.51 - Step 4: Simplify right side
27,920,072.87x = 366,472,532,528,486.56 - Step 5: Solve for x
x = 366,472,532,528,486.56/27,920,072.87 - Step 6: Final answer
x = 13,125,772.78
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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.