Finding the Third Proportional to 5,372,254.13 and 8,330,784.19
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Solution
The third proportional to 5,372,254.13 and 8,330,784.19 is: 12,918,593.12
Step by Step Solution
- Step 1: Write the proportion equation
5,372,254.13 : 8,330,784.19 = 8,330,784.19 : x - Step 2: Convert to fraction form
5,372,254.13/8,330,784.19 = 8,330,784.19/x - Step 3: Cross multiply
5,372,254.13x = 8,330,784.19 × 8,330,784.19 - Step 4: Simplify right side
5,372,254.13x = 69,401,965,178,700.03 - Step 5: Solve for x
x = 69,401,965,178,700.03/5,372,254.13 - Step 6: Final answer
x = 12,918,593.12
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.