Finding the Fourth Proportional to 39,354,894.84, 54,327,169.69 and 25,423,042.94
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Solution
The fourth proportional to 39,354,894.84, 54,327,169.69 and 25,423,042.94 is: 35,095,049.12
Step by Step Solution
- Step 1: Write the proportion equation
39,354,894.84 : 54,327,169.69 = 25,423,042.94 : x - Step 2: Convert to fraction form
39,354,894.84/54,327,169.69 = 25,423,042.94/x - Step 3: Cross multiply
39,354,894.84x = 54,327,169.69 × 25,423,042.94 - Step 4: Simplify right side
39,354,894.84x = 1,381,161,967,502,343 - Step 5: Solve for x
x = 1,381,161,967,502,343/39,354,894.84 - Step 6: Final answer
x = 35,095,049.12
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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.