Finding the Fourth Proportional to 11,191,330.30, 16,795,852.80 and 4,371,170.80
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Solution
The fourth proportional to 11,191,330.30, 16,795,852.80 and 4,371,170.80 is: 6,560,215.75
Step by Step Solution
- Step 1: Write the proportion equation
11,191,330.30 : 16,795,852.80 = 4,371,170.80 : x - Step 2: Convert to fraction form
11,191,330.30/16,795,852.80 = 4,371,170.80/x - Step 3: Cross multiply
11,191,330.30x = 16,795,852.80 × 4,371,170.80 - Step 4: Simplify right side
11,191,330.30x = 73,417,541,320,458.23 - Step 5: Solve for x
x = 73,417,541,320,458.23/11,191,330.30 - Step 6: Final answer
x = 6,560,215.75
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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.