Finding the Fourth Proportional to 11,301,514.86, 15,595,660.50 and 6,144,880.70
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Solution
The fourth proportional to 11,301,514.86, 15,595,660.50 and 6,144,880.70 is: 8,479,701.56
Step by Step Solution
- Step 1: Write the proportion equation
11,301,514.86 : 15,595,660.50 = 6,144,880.70 : x - Step 2: Convert to fraction form
11,301,514.86/15,595,660.50 = 6,144,880.70/x - Step 3: Cross multiply
11,301,514.86x = 15,595,660.50 × 6,144,880.70 - Step 4: Simplify right side
11,301,514.86x = 95,833,473,210,202.36 - Step 5: Solve for x
x = 95,833,473,210,202.36/11,301,514.86 - Step 6: Final answer
x = 8,479,701.56
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1.5x scale
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.