Finding the Fourth Proportional to 25,657,396.11, 35,407,213.29 and 14,055,372.09
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Solution
The fourth proportional to 25,657,396.11, 35,407,213.29 and 14,055,372.09 is: 19,396,417.13
Step by Step Solution
- Step 1: Write the proportion equation
25,657,396.11 : 35,407,213.29 = 14,055,372.09 : x - Step 2: Convert to fraction form
25,657,396.11/35,407,213.29 = 14,055,372.09/x - Step 3: Cross multiply
25,657,396.11x = 35,407,213.29 × 14,055,372.09 - Step 4: Simplify right side
25,657,396.11x = 497,661,557,460,943.06 - Step 5: Solve for x
x = 497,661,557,460,943.06/25,657,396.11 - Step 6: Final answer
x = 19,396,417.13
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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.