Finding the Fourth Proportional to 38,515,618.26, 57,772,844.19 and 9,369,731.70
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Solution
The fourth proportional to 38,515,618.26, 57,772,844.19 and 9,369,731.70 is: 14,054,455.67
Step by Step Solution
- Step 1: Write the proportion equation
38,515,618.26 : 57,772,844.19 = 9,369,731.70 : x - Step 2: Convert to fraction form
38,515,618.26/57,772,844.19 = 9,369,731.70/x - Step 3: Cross multiply
38,515,618.26x = 57,772,844.19 × 9,369,731.70 - Step 4: Simplify right side
38,515,618.26x = 541,316,049,606,203.75 - Step 5: Solve for x
x = 541,316,049,606,203.75/38,515,618.26 - Step 6: Final answer
x = 14,054,455.67
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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.