Finding the Fourth Proportional to 17,964,427.74, 26,947,609.29 and 7,183,366.62
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Solution
The fourth proportional to 17,964,427.74, 26,947,609.29 and 7,183,366.62 is: 10,775,436.87
Step by Step Solution
- Step 1: Write the proportion equation
17,964,427.74 : 26,947,609.29 = 7,183,366.62 : x - Step 2: Convert to fraction form
17,964,427.74/26,947,609.29 = 7,183,366.62/x - Step 3: Cross multiply
17,964,427.74x = 26,947,609.29 × 7,183,366.62 - Step 4: Simplify right side
17,964,427.74x = 193,574,557,062,587.91 - Step 5: Solve for x
x = 193,574,557,062,587.91/17,964,427.74 - Step 6: Final answer
x = 10,775,436.87
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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.