Finding the Fourth Proportional to 27,320,744.70, 40,976,628.15 and 9,809,677.62
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Solution
The fourth proportional to 27,320,744.70, 40,976,628.15 and 9,809,677.62 is: 14,712,904.66
Step by Step Solution
- Step 1: Write the proportion equation
27,320,744.70 : 40,976,628.15 = 9,809,677.62 : x - Step 2: Convert to fraction form
27,320,744.70/40,976,628.15 = 9,809,677.62/x - Step 3: Cross multiply
27,320,744.70x = 40,976,628.15 × 9,809,677.62 - Step 4: Simplify right side
27,320,744.70x = 401,967,512,106,116.94 - Step 5: Solve for x
x = 401,967,512,106,116.94/27,320,744.70 - Step 6: Final answer
x = 14,712,904.66
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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.