Finding the Fourth Proportional to 38,115,794.57, 57,176,180.17 and 27,911,194.25
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Solution
The fourth proportional to 38,115,794.57, 57,176,180.17 and 27,911,194.25 is: 41,868,613.50
Step by Step Solution
- Step 1: Write the proportion equation
38,115,794.57 : 57,176,180.17 = 27,911,194.25 : x - Step 2: Convert to fraction form
38,115,794.57/57,176,180.17 = 27,911,194.25/x - Step 3: Cross multiply
38,115,794.57x = 57,176,180.17 × 27,911,194.25 - Step 4: Simplify right side
38,115,794.57x = 1,595,855,470,842,209 - Step 5: Solve for x
x = 1,595,855,470,842,209/38,115,794.57 - Step 6: Final answer
x = 41,868,613.50
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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.