Finding the Fourth Proportional to 38,314,763.26, 52,918,358.25 and 27,907,147.37
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Solution
The fourth proportional to 38,314,763.26, 52,918,358.25 and 27,907,147.37 is: 38,543,900.49
Step by Step Solution
- Step 1: Write the proportion equation
38,314,763.26 : 52,918,358.25 = 27,907,147.37 : x - Step 2: Convert to fraction form
38,314,763.26/52,918,358.25 = 27,907,147.37/x - Step 3: Cross multiply
38,314,763.26x = 52,918,358.25 × 27,907,147.37 - Step 4: Simplify right side
38,314,763.26x = 1,476,800,422,341,175.25 - Step 5: Solve for x
x = 1,476,800,422,341,175.25/38,314,763.26 - Step 6: Final answer
x = 38,543,900.49
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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.