Finding the Fourth Proportional to 6,885,642.26, 9,502,186.10 and 3,788,099.08
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Solution
The fourth proportional to 6,885,642.26, 9,502,186.10 and 3,788,099.08 is: 5,227,576.61
Step by Step Solution
- Step 1: Write the proportion equation
6,885,642.26 : 9,502,186.10 = 3,788,099.08 : x - Step 2: Convert to fraction form
6,885,642.26/9,502,186.10 = 3,788,099.08/x - Step 3: Cross multiply
6,885,642.26x = 9,502,186.10 × 3,788,099.08 - Step 4: Simplify right side
6,885,642.26x = 35,995,222,423,398.79 - Step 5: Solve for x
x = 35,995,222,423,398.79/6,885,642.26 - Step 6: Final answer
x = 5,227,576.61
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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.