Finding the Fourth Proportional to 29,070,173.82, 40,104,235.43 and 17,302,843.53
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Solution
The fourth proportional to 29,070,173.82, 40,104,235.43 and 17,302,843.53 is: 23,870,421.79
Step by Step Solution
- Step 1: Write the proportion equation
29,070,173.82 : 40,104,235.43 = 17,302,843.53 : x - Step 2: Convert to fraction form
29,070,173.82/40,104,235.43 = 17,302,843.53/x - Step 3: Cross multiply
29,070,173.82x = 40,104,235.43 × 17,302,843.53 - Step 4: Simplify right side
29,070,173.82x = 693,917,310,535,572.25 - Step 5: Solve for x
x = 693,917,310,535,572.25/29,070,173.82 - Step 6: Final answer
x = 23,870,421.79
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1.5x scale
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.