Finding the Fourth Proportional to 17,722,085.52, 24,461,028.36 and 11,542,531.14
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Solution
The fourth proportional to 17,722,085.52, 24,461,028.36 and 11,542,531.14 is: 15,931,656.65
Step by Step Solution
- Step 1: Write the proportion equation
17,722,085.52 : 24,461,028.36 = 11,542,531.14 : x - Step 2: Convert to fraction form
17,722,085.52/24,461,028.36 = 11,542,531.14/x - Step 3: Cross multiply
17,722,085.52x = 24,461,028.36 × 11,542,531.14 - Step 4: Simplify right side
17,722,085.52x = 282,342,181,561,723.12 - Step 5: Solve for x
x = 282,342,181,561,723.12/17,722,085.52 - Step 6: Final answer
x = 15,931,656.65
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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.