Finding the Fourth Proportional to 6,726,945.13, 9,283,486.11 and 3,787,772.95
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Solution
The fourth proportional to 6,726,945.13, 9,283,486.11 and 3,787,772.95 is: 5,227,296.62
Step by Step Solution
- Step 1: Write the proportion equation
6,726,945.13 : 9,283,486.11 = 3,787,772.95 : x - Step 2: Convert to fraction form
6,726,945.13/9,283,486.11 = 3,787,772.95/x - Step 3: Cross multiply
6,726,945.13x = 9,283,486.11 × 3,787,772.95 - Step 4: Simplify right side
6,726,945.13x = 35,163,737,522,741.29 - Step 5: Solve for x
x = 35,163,737,522,741.29/6,726,945.13 - Step 6: Final answer
x = 5,227,296.62
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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.