Finding the Fourth Proportional to 17,852,906.32, 26,779,126.20 and 4,389,850.96
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Solution
The fourth proportional to 17,852,906.32, 26,779,126.20 and 4,389,850.96 is: 6,584,719.08
Step by Step Solution
- Step 1: Write the proportion equation
17,852,906.32 : 26,779,126.20 = 4,389,850.96 : x - Step 2: Convert to fraction form
17,852,906.32/26,779,126.20 = 4,389,850.96/x - Step 3: Cross multiply
17,852,906.32x = 26,779,126.20 × 4,389,850.96 - Step 4: Simplify right side
17,852,906.32x = 117,556,372,857,031.14 - Step 5: Solve for x
x = 117,556,372,857,031.14/17,852,906.32 - Step 6: Final answer
x = 6,584,719.08
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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.