Finding the Fourth Proportional to 5,104,858.41, 7,044,751.85 and 2,813,101.11
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Solution
The fourth proportional to 5,104,858.41, 7,044,751.85 and 2,813,101.11 is: 3,882,105.56
Step by Step Solution
- Step 1: Write the proportion equation
5,104,858.41 : 7,044,751.85 = 2,813,101.11 : x - Step 2: Convert to fraction form
5,104,858.41/7,044,751.85 = 2,813,101.11/x - Step 3: Cross multiply
5,104,858.41x = 7,044,751.85 × 2,813,101.11 - Step 4: Simplify right side
5,104,858.41x = 19,817,599,234,844.05 - Step 5: Solve for x
x = 19,817,599,234,844.05/5,104,858.41 - Step 6: Final answer
x = 3,882,105.56
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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.