Finding the Fourth Proportional to 16,270,207.83, 22,452,824.67 and 8,928,163.71
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Solution
The fourth proportional to 16,270,207.83, 22,452,824.67 and 8,928,163.71 is: 12,320,831.82
Step by Step Solution
- Step 1: Write the proportion equation
16,270,207.83 : 22,452,824.67 = 8,928,163.71 : x - Step 2: Convert to fraction form
16,270,207.83/22,452,824.67 = 8,928,163.71/x - Step 3: Cross multiply
16,270,207.83x = 22,452,824.67 × 8,928,163.71 - Step 4: Simplify right side
16,270,207.83x = 200,462,494,372,206.16 - Step 5: Solve for x
x = 200,462,494,372,206.16/16,270,207.83 - Step 6: Final answer
x = 12,320,831.82
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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.