Finding the Fourth Proportional to 7,387,739.48, 11,088,420.84 and 3,747,024.18
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Solution
The fourth proportional to 7,387,739.48, 11,088,420.84 and 3,747,024.18 is: 5,623,991.09
Step by Step Solution
- Step 1: Write the proportion equation
7,387,739.48 : 11,088,420.84 = 3,747,024.18 : x - Step 2: Convert to fraction form
7,387,739.48/11,088,420.84 = 3,747,024.18/x - Step 3: Cross multiply
7,387,739.48x = 11,088,420.84 × 3,747,024.18 - Step 4: Simplify right side
7,387,739.48x = 41,548,581,005,495.91 - Step 5: Solve for x
x = 41,548,581,005,495.91/7,387,739.48 - Step 6: Final answer
x = 5,623,991.09
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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.