Finding the Fourth Proportional to 11,382,868.44, 15,708,481.98 and 6,226,116.60
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Solution
The fourth proportional to 11,382,868.44, 15,708,481.98 and 6,226,116.60 is: 8,592,108.48
Step by Step Solution
- Step 1: Write the proportion equation
11,382,868.44 : 15,708,481.98 = 6,226,116.60 : x - Step 2: Convert to fraction form
11,382,868.44/15,708,481.98 = 6,226,116.60/x - Step 3: Cross multiply
11,382,868.44x = 15,708,481.98 × 6,226,116.60 - Step 4: Simplify right side
11,382,868.44x = 97,802,840,416,478.86 - Step 5: Solve for x
x = 97,802,840,416,478.86/11,382,868.44 - Step 6: Final answer
x = 8,592,108.48
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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.