Finding the Fourth Proportional to 36,154,987.20, 54,427,943.94 and 32,937,204.96
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Solution
The fourth proportional to 36,154,987.20, 54,427,943.94 and 32,937,204.96 is: 49,583,874.42
Step by Step Solution
- Step 1: Write the proportion equation
36,154,987.20 : 54,427,943.94 = 32,937,204.96 : x - Step 2: Convert to fraction form
36,154,987.20/54,427,943.94 = 32,937,204.96/x - Step 3: Cross multiply
36,154,987.20x = 54,427,943.94 × 32,937,204.96 - Step 4: Simplify right side
36,154,987.20x = 1,792,704,345,103,170 - Step 5: Solve for x
x = 1,792,704,345,103,170/36,154,987.20 - Step 6: Final answer
x = 49,583,874.42
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.