Finding the Fourth Proportional to 18,148,751.98, 27,225,833.43 and 6,476,214.22
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Solution
The fourth proportional to 18,148,751.98, 27,225,833.43 and 6,476,214.22 is: 9,715,286.75
Step by Step Solution
- Step 1: Write the proportion equation
18,148,751.98 : 27,225,833.43 = 6,476,214.22 : x - Step 2: Convert to fraction form
18,148,751.98/27,225,833.43 = 6,476,214.22/x - Step 3: Cross multiply
18,148,751.98x = 27,225,833.43 × 6,476,214.22 - Step 4: Simplify right side
18,148,751.98x = 176,320,329,610,717.38 - Step 5: Solve for x
x = 176,320,329,610,717.38/18,148,751.98 - Step 6: Final answer
x = 9,715,286.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.