Finding the Fourth Proportional to 38,759,600.24, 53,489,458.88 and 22,242,745.68
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Solution
The fourth proportional to 38,759,600.24, 53,489,458.88 and 22,242,745.68 is: 30,695,683.73
Step by Step Solution
- Step 1: Write the proportion equation
38,759,600.24 : 53,489,458.88 = 22,242,745.68 : x - Step 2: Convert to fraction form
38,759,600.24/53,489,458.88 = 22,242,745.68/x - Step 3: Cross multiply
38,759,600.24x = 53,489,458.88 × 22,242,745.68 - Step 4: Simplify right side
38,759,600.24x = 1,189,752,430,428,657.75 - Step 5: Solve for x
x = 1,189,752,430,428,657.75/38,759,600.24 - Step 6: Final answer
x = 30,695,683.73
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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.