Finding the Fourth Proportional to 16,504,973.40, 24,757,460.10 and 5,145,331.80
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Solution
The fourth proportional to 16,504,973.40, 24,757,460.10 and 5,145,331.80 is: 7,717,997.70
Step by Step Solution
- Step 1: Write the proportion equation
16,504,973.40 : 24,757,460.10 = 5,145,331.80 : x - Step 2: Convert to fraction form
16,504,973.40/24,757,460.10 = 5,145,331.80/x - Step 3: Cross multiply
16,504,973.40x = 24,757,460.10 × 5,145,331.80 - Step 4: Simplify right side
16,504,973.40x = 127,385,346,739,761.19 - Step 5: Solve for x
x = 127,385,346,739,761.19/16,504,973.40 - Step 6: Final answer
x = 7,717,997.70
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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.