Finding the Fourth Proportional to 49,338,006.01, 68,085,621.50 and 27,311,034.08
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Solution
The fourth proportional to 49,338,006.01, 68,085,621.50 and 27,311,034.08 is: 37,688,769.36
Step by Step Solution
- Step 1: Write the proportion equation
49,338,006.01 : 68,085,621.50 = 27,311,034.08 : x - Step 2: Convert to fraction form
49,338,006.01/68,085,621.50 = 27,311,034.08/x - Step 3: Cross multiply
49,338,006.01x = 68,085,621.50 × 27,311,034.08 - Step 4: Simplify right side
49,338,006.01x = 1,859,488,729,178,139.75 - Step 5: Solve for x
x = 1,859,488,729,178,139.75/49,338,006.01 - Step 6: Final answer
x = 37,688,769.36
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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.