Finding the Fourth Proportional to 16,800,352.26, 25,221,796.65 and 10,307,471.82
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Solution
The fourth proportional to 16,800,352.26, 25,221,796.65 and 10,307,471.82 is: 15,474,256.38
Step by Step Solution
- Step 1: Write the proportion equation
16,800,352.26 : 25,221,796.65 = 10,307,471.82 : x - Step 2: Convert to fraction form
16,800,352.26/25,221,796.65 = 10,307,471.82/x - Step 3: Cross multiply
16,800,352.26x = 25,221,796.65 × 10,307,471.82 - Step 4: Simplify right side
16,800,352.26x = 259,972,958,219,645.41 - Step 5: Solve for x
x = 259,972,958,219,645.41/16,800,352.26 - Step 6: Final answer
x = 15,474,256.38
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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.