Finding the Fourth Proportional to 10,207,584.58, 14,086,459.02 and 5,623,905.96
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Solution
The fourth proportional to 10,207,584.58, 14,086,459.02 and 5,623,905.96 is: 7,760,985.98
Step by Step Solution
- Step 1: Write the proportion equation
10,207,584.58 : 14,086,459.02 = 5,623,905.96 : x - Step 2: Convert to fraction form
10,207,584.58/14,086,459.02 = 5,623,905.96/x - Step 3: Cross multiply
10,207,584.58x = 14,086,459.02 × 5,623,905.96 - Step 4: Simplify right side
10,207,584.58x = 79,220,920,837,873.75 - Step 5: Solve for x
x = 79,220,920,837,873.75/10,207,584.58 - Step 6: Final answer
x = 7,760,985.98
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.