Finding the Fourth Proportional to 11,073,053.32, 15,279,330.80 and 6,177,563.18
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Solution
The fourth proportional to 11,073,053.32, 15,279,330.80 and 6,177,563.18 is: 8,524,209.96
Step by Step Solution
- Step 1: Write the proportion equation
11,073,053.32 : 15,279,330.80 = 6,177,563.18 : x - Step 2: Convert to fraction form
11,073,053.32/15,279,330.80 = 6,177,563.18/x - Step 3: Cross multiply
11,073,053.32x = 15,279,330.80 × 6,177,563.18 - Step 4: Simplify right side
11,073,053.32x = 94,389,031,365,119.94 - Step 5: Solve for x
x = 94,389,031,365,119.94/11,073,053.32 - Step 6: Final answer
x = 8,524,209.96
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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.