Finding the Fourth Proportional to 41,937,981.26, 62,877,724.34 and 18,582,021.06
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Solution
The fourth proportional to 41,937,981.26, 62,877,724.34 and 18,582,021.06 is: 27,860,072.49
Step by Step Solution
- Step 1: Write the proportion equation
41,937,981.26 : 62,877,724.34 = 18,582,021.06 : x - Step 2: Convert to fraction form
41,937,981.26/62,877,724.34 = 18,582,021.06/x - Step 3: Cross multiply
41,937,981.26x = 62,877,724.34 × 18,582,021.06 - Step 4: Simplify right side
41,937,981.26x = 1,168,395,197,890,754.50 - Step 5: Solve for x
x = 1,168,395,197,890,754.50/41,937,981.26 - Step 6: Final answer
x = 27,860,072.49
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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.