Finding the Fourth Proportional to 29,470,528.76, 40,672,080.44 and 17,247,395.48
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Solution
The fourth proportional to 29,470,528.76, 40,672,080.44 and 17,247,395.48 is: 23,803,015.62
Step by Step Solution
- Step 1: Write the proportion equation
29,470,528.76 : 40,672,080.44 = 17,247,395.48 : x - Step 2: Convert to fraction form
29,470,528.76/40,672,080.44 = 17,247,395.48/x - Step 3: Cross multiply
29,470,528.76x = 40,672,080.44 × 17,247,395.48 - Step 4: Simplify right side
29,470,528.76x = 701,487,456,343,052.38 - Step 5: Solve for x
x = 701,487,456,343,052.38/29,470,528.76 - Step 6: Final answer
x = 23,803,015.62
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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.