Finding the Fourth Proportional to 8,975,769.08, 13,463,556.42 and 7,170,181.88
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Solution
The fourth proportional to 8,975,769.08, 13,463,556.42 and 7,170,181.88 is: 10,755,195.17
Step by Step Solution
- Step 1: Write the proportion equation
8,975,769.08 : 13,463,556.42 = 7,170,181.88 : x - Step 2: Convert to fraction form
8,975,769.08/13,463,556.42 = 7,170,181.88/x - Step 3: Cross multiply
8,975,769.08x = 13,463,556.42 × 7,170,181.88 - Step 4: Simplify right side
8,975,769.08x = 96,536,148,283,041.67 - Step 5: Solve for x
x = 96,536,148,283,041.67/8,975,769.08 - Step 6: Final answer
x = 10,755,195.17
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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.