Finding the Fourth Proportional to 16,097,272.80, 24,138,910.80 and 5,310,405.60
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Solution
The fourth proportional to 16,097,272.80, 24,138,910.80 and 5,310,405.60 is: 7,963,299.66
Step by Step Solution
- Step 1: Write the proportion equation
16,097,272.80 : 24,138,910.80 = 5,310,405.60 : x - Step 2: Convert to fraction form
16,097,272.80/24,138,910.80 = 5,310,405.60/x - Step 3: Cross multiply
16,097,272.80x = 24,138,910.80 × 5,310,405.60 - Step 4: Simplify right side
16,097,272.80x = 128,187,407,090,220.47 - Step 5: Solve for x
x = 128,187,407,090,220.47/16,097,272.80 - Step 6: Final answer
x = 7,963,299.66
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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.