Finding the Fourth Proportional to 7,695,931.96, 10,615,758.78 and 5,082,460.08
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Solution
The fourth proportional to 7,695,931.96, 10,615,758.78 and 5,082,460.08 is: 7,010,738.99
Step by Step Solution
- Step 1: Write the proportion equation
7,695,931.96 : 10,615,758.78 = 5,082,460.08 : x - Step 2: Convert to fraction form
7,695,931.96/10,615,758.78 = 5,082,460.08/x - Step 3: Cross multiply
7,695,931.96x = 10,615,758.78 × 5,082,460.08 - Step 4: Simplify right side
7,695,931.96x = 53,954,170,218,259.50 - Step 5: Solve for x
x = 53,954,170,218,259.50/7,695,931.96 - Step 6: Final answer
x = 7,010,738.99
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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.