Finding the Fourth Proportional to 13,102,287.03, 18,081,227.84 and 7,598,923.88
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Solution
The fourth proportional to 13,102,287.03, 18,081,227.84 and 7,598,923.88 is: 10,486,556.55
Step by Step Solution
- Step 1: Write the proportion equation
13,102,287.03 : 18,081,227.84 = 7,598,923.88 : x - Step 2: Convert to fraction form
13,102,287.03/18,081,227.84 = 7,598,923.88/x - Step 3: Cross multiply
13,102,287.03x = 18,081,227.84 × 7,598,923.88 - Step 4: Simplify right side
13,102,287.03x = 137,397,873,884,696.06 - Step 5: Solve for x
x = 137,397,873,884,696.06/13,102,287.03 - Step 6: Final answer
x = 10,486,556.55
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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.