Finding the Fourth Proportional to 47,560,283.01, 65,633,316.53 and 27,981,909.09
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Solution
The fourth proportional to 47,560,283.01, 65,633,316.53 and 27,981,909.09 is: 38,615,108.66
Step by Step Solution
- Step 1: Write the proportion equation
47,560,283.01 : 65,633,316.53 = 27,981,909.09 : x - Step 2: Convert to fraction form
47,560,283.01/65,633,316.53 = 27,981,909.09/x - Step 3: Cross multiply
47,560,283.01x = 65,633,316.53 × 27,981,909.09 - Step 4: Simplify right side
47,560,283.01x = 1,836,545,496,277,744.75 - Step 5: Solve for x
x = 1,836,545,496,277,744.75/47,560,283.01 - Step 6: Final answer
x = 38,615,108.66
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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.