Finding the Fourth Proportional to 8,423,208.01, 12,635,697.75 and 2,743,875.19
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Solution
The fourth proportional to 8,423,208.01, 12,635,697.75 and 2,743,875.19 is: 4,116,101.31
Step by Step Solution
- Step 1: Write the proportion equation
8,423,208.01 : 12,635,697.75 = 2,743,875.19 : x - Step 2: Convert to fraction form
8,423,208.01/12,635,697.75 = 2,743,875.19/x - Step 3: Cross multiply
8,423,208.01x = 12,635,697.75 × 2,743,875.19 - Step 4: Simplify right side
8,423,208.01x = 34,670,777,564,563.82 - Step 5: Solve for x
x = 34,670,777,564,563.82/8,423,208.01 - Step 6: Final answer
x = 4,116,101.31
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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.