Finding the Fourth Proportional to 51,998,113.55, 71,757,380.36 and 28,793,234.36
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Solution
The fourth proportional to 51,998,113.55, 71,757,380.36 and 28,793,234.36 is: 39,734,654.36
Step by Step Solution
- Step 1: Write the proportion equation
51,998,113.55 : 71,757,380.36 = 28,793,234.36 : x - Step 2: Convert to fraction form
51,998,113.55/71,757,380.36 = 28,793,234.36/x - Step 3: Cross multiply
51,998,113.55x = 71,757,380.36 × 28,793,234.36 - Step 4: Simplify right side
51,998,113.55x = 2,066,127,069,262,388.25 - Step 5: Solve for x
x = 2,066,127,069,262,388.25/51,998,113.55 - Step 6: Final answer
x = 39,734,654.36
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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.