Finding the Fourth Proportional to 11,587,195.48, 15,988,694.56 and 6,939,891.58
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Solution
The fourth proportional to 11,587,195.48, 15,988,694.56 and 6,939,891.58 is: 9,576,071.01
Step by Step Solution
- Step 1: Write the proportion equation
11,587,195.48 : 15,988,694.56 = 6,939,891.58 : x - Step 2: Convert to fraction form
11,587,195.48/15,988,694.56 = 6,939,891.58/x - Step 3: Cross multiply
11,587,195.48x = 15,988,694.56 × 6,939,891.58 - Step 4: Simplify right side
11,587,195.48x = 110,959,806,752,135.81 - Step 5: Solve for x
x = 110,959,806,752,135.81/11,587,195.48 - Step 6: Final answer
x = 9,576,071.01
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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.