Finding the Fourth Proportional to 33,207,077.67, 45,826,902.68 and 19,267,380.24
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Solution
The fourth proportional to 33,207,077.67, 45,826,902.68 and 19,267,380.24 is: 26,589,643.56
Step by Step Solution
- Step 1: Write the proportion equation
33,207,077.67 : 45,826,902.68 = 19,267,380.24 : x - Step 2: Convert to fraction form
33,207,077.67/45,826,902.68 = 19,267,380.24/x - Step 3: Cross multiply
33,207,077.67x = 45,826,902.68 × 19,267,380.24 - Step 4: Simplify right side
33,207,077.67x = 882,964,359,060,698 - Step 5: Solve for x
x = 882,964,359,060,698/33,207,077.67 - Step 6: Final answer
x = 26,589,643.56
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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.