Finding the Fourth Proportional to 61,177,109.75, 84,426,639.16 and 33,298,473.46
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Solution
The fourth proportional to 61,177,109.75, 84,426,639.16 and 33,298,473.46 is: 45,953,105.90
Step by Step Solution
- Step 1: Write the proportion equation
61,177,109.75 : 84,426,639.16 = 33,298,473.46 : x - Step 2: Convert to fraction form
61,177,109.75/84,426,639.16 = 33,298,473.46/x - Step 3: Cross multiply
61,177,109.75x = 84,426,639.16 × 33,298,473.46 - Step 4: Simplify right side
61,177,109.75x = 2,811,278,202,964,123 - Step 5: Solve for x
x = 2,811,278,202,964,123/61,177,109.75 - Step 6: Final answer
x = 45,953,105.90
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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.