Finding the Fourth Proportional to 26,638,534.26, 36,761,177.16 and 14,415,391.26
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Solution
The fourth proportional to 26,638,534.26, 36,761,177.16 and 14,415,391.26 is: 19,893,239.87
Step by Step Solution
- Step 1: Write the proportion equation
26,638,534.26 : 36,761,177.16 = 14,415,391.26 : x - Step 2: Convert to fraction form
26,638,534.26/36,761,177.16 = 14,415,391.26/x - Step 3: Cross multiply
26,638,534.26x = 36,761,177.16 × 14,415,391.26 - Step 4: Simplify right side
26,638,534.26x = 529,926,751,939,575.56 - Step 5: Solve for x
x = 529,926,751,939,575.56/26,638,534.26 - Step 6: Final answer
x = 19,893,239.87
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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.