Finding the Fourth Proportional to 11,066,102.68, 15,271,191.56 and 6,171,330
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Solution
The fourth proportional to 11,066,102.68, 15,271,191.56 and 6,171,330 is: 8,516,418.59
Step by Step Solution
- Step 1: Write the proportion equation
11,066,102.68 : 15,271,191.56 = 6,171,330 : x - Step 2: Convert to fraction form
11,066,102.68/15,271,191.56 = 6,171,330/x - Step 3: Cross multiply
11,066,102.68x = 15,271,191.56 × 6,171,330 - Step 4: Simplify right side
11,066,102.68x = 94,243,562,609,974.80 - Step 5: Solve for x
x = 94,243,562,609,974.80/11,066,102.68 - Step 6: Final answer
x = 8,516,418.59
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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.