Finding the Fourth Proportional to 21,773,336.66, 32,660,712.27 and 6,419,338.82
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Solution
The fourth proportional to 21,773,336.66, 32,660,712.27 and 6,419,338.82 is: 9,629,216.75
Step by Step Solution
- Step 1: Write the proportion equation
21,773,336.66 : 32,660,712.27 = 6,419,338.82 : x - Step 2: Convert to fraction form
21,773,336.66/32,660,712.27 = 6,419,338.82/x - Step 3: Cross multiply
21,773,336.66x = 32,660,712.27 × 6,419,338.82 - Step 4: Simplify right side
21,773,336.66x = 209,660,178,163,661.34 - Step 5: Solve for x
x = 209,660,178,163,661.34/21,773,336.66 - Step 6: Final answer
x = 9,629,216.75
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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.