Finding the Fourth Proportional to 49,170,206.60, 67,853,106.66 and 27,143,233
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Solution
The fourth proportional to 49,170,206.60, 67,853,106.66 and 27,143,233 is: 37,456,679.79
Step by Step Solution
- Step 1: Write the proportion equation
49,170,206.60 : 67,853,106.66 = 27,143,233 : x - Step 2: Convert to fraction form
49,170,206.60/67,853,106.66 = 27,143,233/x - Step 3: Cross multiply
49,170,206.60x = 67,853,106.66 × 27,143,233 - Step 4: Simplify right side
49,170,206.60x = 1,841,752,683,846,231.75 - Step 5: Solve for x
x = 1,841,752,683,846,231.75/49,170,206.60 - Step 6: Final answer
x = 37,456,679.79
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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.