Finding the Fourth Proportional to 49,539,001.98, 68,363,982.42 and 27,512,501.40
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Solution
The fourth proportional to 49,539,001.98, 68,363,982.42 and 27,512,501.40 is: 37,967,340.62
Step by Step Solution
- Step 1: Write the proportion equation
49,539,001.98 : 68,363,982.42 = 27,512,501.40 : x - Step 2: Convert to fraction form
49,539,001.98/68,363,982.42 = 27,512,501.40/x - Step 3: Cross multiply
49,539,001.98x = 68,363,982.42 × 27,512,501.40 - Step 4: Simplify right side
49,539,001.98x = 1,880,864,162,039,825.25 - Step 5: Solve for x
x = 1,880,864,162,039,825.25/49,539,001.98 - Step 6: Final answer
x = 37,967,340.62
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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.