Finding the Fourth Proportional to 47,952,242.20, 71,845,694.70 and 22,340,722.60
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Solution
The fourth proportional to 47,952,242.20, 71,845,694.70 and 22,340,722.60 is: 33,472,568.99
Step by Step Solution
- Step 1: Write the proportion equation
47,952,242.20 : 71,845,694.70 = 22,340,722.60 : x - Step 2: Convert to fraction form
47,952,242.20/71,845,694.70 = 22,340,722.60/x - Step 3: Cross multiply
47,952,242.20x = 71,845,694.70 × 22,340,722.60 - Step 4: Simplify right side
47,952,242.20x = 1,605,084,735,296,990.50 - Step 5: Solve for x
x = 1,605,084,735,296,990.50/47,952,242.20 - Step 6: Final answer
x = 33,472,568.99
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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.