Finding the Fourth Proportional to 46,489,203.39, 69,733,804.76 and 16,947,609.09
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Solution
The fourth proportional to 46,489,203.39, 69,733,804.76 and 16,947,609.09 is: 25,421,413.51
Step by Step Solution
- Step 1: Write the proportion equation
46,489,203.39 : 69,733,804.76 = 16,947,609.09 : x - Step 2: Convert to fraction form
46,489,203.39/69,733,804.76 = 16,947,609.09/x - Step 3: Cross multiply
46,489,203.39x = 69,733,804.76 × 16,947,609.09 - Step 4: Simplify right side
46,489,203.39x = 1,181,821,263,346,123.25 - Step 5: Solve for x
x = 1,181,821,263,346,123.25/46,489,203.39 - Step 6: Final answer
x = 25,421,413.51
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Double scale
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1.5x scale
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.