Finding the Fourth Proportional to 36,723,615.20, 55,085,422.80 and 32,692,536.80
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Solution
The fourth proportional to 36,723,615.20, 55,085,422.80 and 32,692,536.80 is: 49,038,805.20
Step by Step Solution
- Step 1: Write the proportion equation
36,723,615.20 : 55,085,422.80 = 32,692,536.80 : x - Step 2: Convert to fraction form
36,723,615.20/55,085,422.80 = 32,692,536.80/x - Step 3: Cross multiply
36,723,615.20x = 55,085,422.80 × 32,692,536.80 - Step 4: Simplify right side
36,723,615.20x = 1,800,882,212,032,559 - Step 5: Solve for x
x = 1,800,882,212,032,559/36,723,615.20 - Step 6: Final answer
x = 49,038,805.20
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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.