Finding the Fourth Proportional to 16,480,270.80, 24,702,910.20 and 7,955,053.20
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Solution
The fourth proportional to 16,480,270.80, 24,702,910.20 and 7,955,053.20 is: 11,924,134.45
Step by Step Solution
- Step 1: Write the proportion equation
16,480,270.80 : 24,702,910.20 = 7,955,053.20 : x - Step 2: Convert to fraction form
16,480,270.80/24,702,910.20 = 7,955,053.20/x - Step 3: Cross multiply
16,480,270.80x = 24,702,910.20 × 7,955,053.20 - Step 4: Simplify right side
16,480,270.80x = 196,512,964,835,822.62 - Step 5: Solve for x
x = 196,512,964,835,822.62/16,480,270.80 - Step 6: Final answer
x = 11,924,134.45
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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.