Finding the Fourth Proportional to 17,480,590.97, 24,138,447.53 and 10,965,419.55
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Solution
The fourth proportional to 17,480,590.97, 24,138,447.53 and 10,965,419.55 is: 15,141,833.87
Step by Step Solution
- Step 1: Write the proportion equation
17,480,590.97 : 24,138,447.53 = 10,965,419.55 : x - Step 2: Convert to fraction form
17,480,590.97/24,138,447.53 = 10,965,419.55/x - Step 3: Cross multiply
17,480,590.97x = 24,138,447.53 × 10,965,419.55 - Step 4: Simplify right side
17,480,590.97x = 264,688,204,397,284.12 - Step 5: Solve for x
x = 264,688,204,397,284.12/17,480,590.97 - Step 6: Final answer
x = 15,141,833.87
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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.