Finding the Fourth Proportional to 27,436,024.56, 37,864,831.68 and 15,836,701.44
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Solution
The fourth proportional to 27,436,024.56, 37,864,831.68 and 15,836,701.44 is: 21,856,447.65
Step by Step Solution
- Step 1: Write the proportion equation
27,436,024.56 : 37,864,831.68 = 15,836,701.44 : x - Step 2: Convert to fraction form
27,436,024.56/37,864,831.68 = 15,836,701.44/x - Step 3: Cross multiply
27,436,024.56x = 37,864,831.68 × 15,836,701.44 - Step 4: Simplify right side
27,436,024.56x = 599,654,034,392,013.62 - Step 5: Solve for x
x = 599,654,034,392,013.62/27,436,024.56 - Step 6: Final answer
x = 21,856,447.65
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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.