Finding the Fourth Proportional to 36,664,233.60, 54,996,350.40 and 18,461,395.20
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Solution
The fourth proportional to 36,664,233.60, 54,996,350.40 and 18,461,395.20 is: 27,692,092.80
Step by Step Solution
- Step 1: Write the proportion equation
36,664,233.60 : 54,996,350.40 = 18,461,395.20 : x - Step 2: Convert to fraction form
36,664,233.60/54,996,350.40 = 18,461,395.20/x - Step 3: Cross multiply
36,664,233.60x = 54,996,350.40 × 18,461,395.20 - Step 4: Simplify right side
36,664,233.60x = 1,015,309,359,292,078 - Step 5: Solve for x
x = 1,015,309,359,292,078/36,664,233.60 - Step 6: Final answer
x = 27,692,092.80
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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.