Finding the Fourth Proportional to 49,120,132.69, 67,784,595.62 and 27,093,159.05
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Solution
The fourth proportional to 49,120,132.69, 67,784,595.62 and 27,093,159.05 is: 37,387,904.51
Step by Step Solution
- Step 1: Write the proportion equation
49,120,132.69 : 67,784,595.62 = 27,093,159.05 : x - Step 2: Convert to fraction form
49,120,132.69/67,784,595.62 = 27,093,159.05/x - Step 3: Cross multiply
49,120,132.69x = 67,784,595.62 × 27,093,159.05 - Step 4: Simplify right side
49,120,132.69x = 1,836,498,830,306,588.75 - Step 5: Solve for x
x = 1,836,498,830,306,588.75/49,120,132.69 - Step 6: Final answer
x = 37,387,904.51
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.