Finding the Fourth Proportional to 29,516,131.20, 44,292,859.20 and 17,385,571.20
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Solution
The fourth proportional to 29,516,131.20, 44,292,859.20 and 17,385,571.20 is: 26,089,349.31
Step by Step Solution
- Step 1: Write the proportion equation
29,516,131.20 : 44,292,859.20 = 17,385,571.20 : x - Step 2: Convert to fraction form
29,516,131.20/44,292,859.20 = 17,385,571.20/x - Step 3: Cross multiply
29,516,131.20x = 44,292,859.20 × 17,385,571.20 - Step 4: Simplify right side
29,516,131.20x = 770,056,657,273,175 - Step 5: Solve for x
x = 770,056,657,273,175/29,516,131.20 - Step 6: Final answer
x = 26,089,349.31
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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.