Finding the Fourth Proportional to 54,393,864.42, 81,539,501.76 and 27,074,327.79
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Solution
The fourth proportional to 54,393,864.42, 81,539,501.76 and 27,074,327.79 is: 40,585,959.87
Step by Step Solution
- Step 1: Write the proportion equation
54,393,864.42 : 81,539,501.76 = 27,074,327.79 : x - Step 2: Convert to fraction form
54,393,864.42/81,539,501.76 = 27,074,327.79/x - Step 3: Cross multiply
54,393,864.42x = 81,539,501.76 × 27,074,327.79 - Step 4: Simplify right side
54,393,864.42x = 2,207,627,198,483,522 - Step 5: Solve for x
x = 2,207,627,198,483,522/54,393,864.42 - Step 6: Final answer
x = 40,585,959.87
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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.