Finding the Fourth Proportional to 25,648,860.38, 35,394,741.66 and 14,635,409.99
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Solution
The fourth proportional to 25,648,860.38, 35,394,741.66 and 14,635,409.99 is: 20,196,474.54
Step by Step Solution
- Step 1: Write the proportion equation
25,648,860.38 : 35,394,741.66 = 14,635,409.99 : x - Step 2: Convert to fraction form
25,648,860.38/35,394,741.66 = 14,635,409.99/x - Step 3: Cross multiply
25,648,860.38x = 35,394,741.66 × 14,635,409.99 - Step 4: Simplify right side
25,648,860.38x = 518,016,555,507,259.38 - Step 5: Solve for x
x = 518,016,555,507,259.38/25,648,860.38 - Step 6: Final answer
x = 20,196,474.54
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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.