Finding the Fourth Proportional to 11,197,564.28, 15,451,653.06 and 6,235,630.64
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Solution
The fourth proportional to 11,197,564.28, 15,451,653.06 and 6,235,630.64 is: 8,604,621.40
Step by Step Solution
- Step 1: Write the proportion equation
11,197,564.28 : 15,451,653.06 = 6,235,630.64 : x - Step 2: Convert to fraction form
11,197,564.28/15,451,653.06 = 6,235,630.64/x - Step 3: Cross multiply
11,197,564.28x = 15,451,653.06 × 6,235,630.64 - Step 4: Simplify right side
11,197,564.28x = 96,350,801,259,585.75 - Step 5: Solve for x
x = 96,350,801,259,585.75/11,197,564.28 - Step 6: Final answer
x = 8,604,621.40
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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.